18939438960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{751}}^1$

素因数の和:976

約数の個数: 320

約数和(自身を含む): 64855848960

約数和(自身を除く): 45916410000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 137, 156, 177, 195, 208, 236, 240, 260, 274, 295, 312, 354, 390, 411, 472, 520, 548, 590, 624, 685, 708, 751, 767, 780, 822, 885, 944, 1040, 1096, 1180, 1370, 1416, 1502, 1534, 1560, 1644, 1770, 1781, 2055, 2192, 2253, 2301, 2360, 2740, 2832, 3004, 3068, 3120, 3288, 3540, 3562, 3755, 3835, 4110, 4506, 4602, 4720, 5343, 5480, 6008, 6136, 6576, 7080, 7124, 7510, 7670, 8083, 8220, 8905, 9012, 9204, 9763, 10686, 10960, 11265, 11505, 12016, 12272, 14160, 14248, 15020, 15340, 16166, 16440, 17810, 18024, 18408, 19526, 21372, 22530, 23010, 24249, 26715, 28496, 29289, 30040, 30680, 32332, 32880, 35620, 36048, 36816, 39052, 40415, 42744, 44309, 45060, 46020, 48498, 48815, 53430, 58578, 60080, 61360, 64664, 71240, 78104, 80830, 85488, 88618, 90120, 92040, 96996, 97630, 102887, 105079, 106860, 117156, 121245, 129328, 132927, 142480, 146445, 156208, 161660, 177236, 180240, 184080, 193992, 195260, 205774, 210158, 213720, 221545, 234312, 242490, 265854, 292890, 308661, 315237, 323320, 354472, 387984, 390520, 411548, 420316, 427440, 443090, 468624, 484980, 514435, 525395, 531708, 576017, 585780, 617322, 630474, 646640, 664635, 708944, 781040, 823096, 840632, 886180, 969960, 1028870, 1050790, 1063416, 1152034, 1171560, 1234644, 1260948, 1329270, 1337531, 1543305, 1576185, 1646192, 1681264, 1728051, 1772360, 1939920, 2057740, 2101580, 2126832, 2304068, 2343120, 2469288, 2521896, 2658540, 2675062, 2880085, 3086610, 3152370, 3456102, 3544720, 4012593, 4115480, 4203160, 4608136, 4938576, 5043792, 5317080, 5350124, 5760170, 6070333, 6173220, 6304740, 6687655, 6912204, 8025186, 8230960, 8406320, 8640255, 9216272, 10634160, 10700248, 11520340, 12140666, 12346440, 12609480, 13375310, 13824408, 16050372, 17280510, 18210999, 20062965, 21400496, 23040680, 24281332, 24692880, 25218960, 26750620, 27648816, 30351665, 32100744, 34561020, 36421998, 40125930, 46081360, 48562664, 53501240, 60703330, 64201488, 69122040, 72843996, 78914329, 80251860, 91054995, 97125328, 107002480, 121406660, 138244080, 145687992, 157828658, 160503720, 182109990, 236742987, 242813320, 291375984, 315657316, 321007440, 364219980, 394571645, 473485974, 485626640, 631314632, 728439960, 789143290, 946971948, 1183714935, 1262629264, 1456879920, 1578286580, 1893943896, 2367429870, 3156573160, 3787887792, 4734859740, 6313146320, 9469719480, 18939438960]

約数ペア:

[(1, 18939438960), (2, 9469719480), (3, 6313146320), (4, 4734859740), (5, 3787887792), (6, 3156573160), (8, 2367429870), (10, 1893943896), (12, 1578286580), (13, 1456879920), (15, 1262629264), (16, 1183714935), (20, 946971948), (24, 789143290), (26, 728439960), (30, 631314632), (39, 485626640), (40, 473485974), (48, 394571645), (52, 364219980), (59, 321007440), (60, 315657316), (65, 291375984), (78, 242813320), (80, 236742987), (104, 182109990), (118, 160503720), (120, 157828658), (130, 145687992), (137, 138244080), (156, 121406660), (177, 107002480), (195, 97125328), (208, 91054995), (236, 80251860), (240, 78914329), (260, 72843996), (274, 69122040), (295, 64201488), (312, 60703330), (354, 53501240), (390, 48562664), (411, 46081360), (472, 40125930), (520, 36421998), (548, 34561020), (590, 32100744), (624, 30351665), (685, 27648816), (708, 26750620), (751, 25218960), (767, 24692880), (780, 24281332), (822, 23040680), (885, 21400496), (944, 20062965), (1040, 18210999), (1096, 17280510), (1180, 16050372), (1370, 13824408), (1416, 13375310), (1502, 12609480), (1534, 12346440), (1560, 12140666), (1644, 11520340), (1770, 10700248), (1781, 10634160), (2055, 9216272), (2192, 8640255), (2253, 8406320), (2301, 8230960), (2360, 8025186), (2740, 6912204), (2832, 6687655), (3004, 6304740), (3068, 6173220), (3120, 6070333), (3288, 5760170), (3540, 5350124), (3562, 5317080), (3755, 5043792), (3835, 4938576), (4110, 4608136), (4506, 4203160), (4602, 4115480), (4720, 4012593), (5343, 3544720), (5480, 3456102), (6008, 3152370), (6136, 3086610), (6576, 2880085), (7080, 2675062), (7124, 2658540), (7510, 2521896), (7670, 2469288), (8083, 2343120), (8220, 2304068), (8905, 2126832), (9012, 2101580), (9204, 2057740), (9763, 1939920), (10686, 1772360), (10960, 1728051), (11265, 1681264), (11505, 1646192), (12016, 1576185), (12272, 1543305), (14160, 1337531), (14248, 1329270), (15020, 1260948), (15340, 1234644), (16166, 1171560), (16440, 1152034), (17810, 1063416), (18024, 1050790), (18408, 1028870), (19526, 969960), (21372, 886180), (22530, 840632), (23010, 823096), (24249, 781040), (26715, 708944), (28496, 664635), (29289, 646640), (30040, 630474), (30680, 617322), (32332, 585780), (32880, 576017), (35620, 531708), (36048, 525395), (36816, 514435), (39052, 484980), (40415, 468624), (42744, 443090), (44309, 427440), (45060, 420316), (46020, 411548), (48498, 390520), (48815, 387984), (53430, 354472), (58578, 323320), (60080, 315237), (61360, 308661), (64664, 292890), (71240, 265854), (78104, 242490), (80830, 234312), (85488, 221545), (88618, 213720), (90120, 210158), (92040, 205774), (96996, 195260), (97630, 193992), (102887, 184080), (105079, 180240), (106860, 177236), (117156, 161660), (121245, 156208), (129328, 146445), (132927, 142480)]