278962320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:330

約数の個数: 320

約数和(自身を含む): 1088930304

約数和(自身を除く): 809967984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 53, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 106, 112, 120, 130, 140, 156, 159, 168, 182, 195, 208, 210, 212, 240, 241, 260, 265, 273, 280, 312, 318, 336, 364, 371, 390, 420, 424, 455, 482, 520, 530, 546, 560, 624, 636, 689, 723, 728, 742, 780, 795, 840, 848, 910, 964, 1040, 1060, 1092, 1113, 1205, 1272, 1365, 1378, 1446, 1456, 1484, 1560, 1590, 1680, 1687, 1820, 1855, 1928, 2067, 2120, 2184, 2226, 2410, 2544, 2730, 2756, 2892, 2968, 3120, 3133, 3180, 3374, 3445, 3615, 3640, 3710, 3856, 4134, 4240, 4368, 4452, 4820, 4823, 5061, 5460, 5512, 5565, 5784, 5936, 6266, 6360, 6748, 6890, 7230, 7280, 7420, 8268, 8435, 8904, 9399, 9640, 9646, 10122, 10335, 10920, 11024, 11130, 11568, 12532, 12720, 12773, 13496, 13780, 14460, 14469, 14840, 15665, 16536, 16870, 17808, 18798, 19280, 19292, 20244, 20670, 21840, 21931, 22260, 24115, 25064, 25305, 25546, 26992, 27560, 28920, 28938, 29680, 31330, 33072, 33740, 37596, 38319, 38584, 40488, 41340, 43862, 44520, 46995, 48230, 50128, 50610, 51092, 55120, 57840, 57876, 62660, 63865, 65793, 67480, 72345, 75192, 76638, 77168, 80976, 82680, 87724, 89040, 89411, 93990, 96460, 101220, 102184, 109655, 115752, 125320, 127730, 131586, 134960, 144690, 150384, 153276, 165360, 166049, 175448, 178822, 187980, 191595, 192920, 202440, 204368, 219310, 231504, 250640, 255460, 263172, 268233, 289380, 306552, 328965, 332098, 350896, 357644, 375960, 383190, 385840, 404880, 438620, 447055, 498147, 510920, 526344, 536466, 578760, 613104, 657930, 664196, 715288, 751920, 766380, 830245, 877240, 894110, 996294, 1021840, 1052688, 1072932, 1157520, 1162343, 1315860, 1328392, 1341165, 1430576, 1532760, 1660490, 1754480, 1788220, 1992588, 2145864, 2324686, 2490735, 2631720, 2656784, 2682330, 3065520, 3320980, 3487029, 3576440, 3985176, 4291728, 4649372, 4981470, 5263440, 5364660, 5811715, 6641960, 6974058, 7152880, 7970352, 9298744, 9962940, 10729320, 11623430, 13283920, 13948116, 17435145, 18597488, 19925880, 21458640, 23246860, 27896232, 34870290, 39851760, 46493720, 55792464, 69740580, 92987440, 139481160, 278962320]

約数ペア:

[(1, 278962320), (2, 139481160), (3, 92987440), (4, 69740580), (5, 55792464), (6, 46493720), (7, 39851760), (8, 34870290), (10, 27896232), (12, 23246860), (13, 21458640), (14, 19925880), (15, 18597488), (16, 17435145), (20, 13948116), (21, 13283920), (24, 11623430), (26, 10729320), (28, 9962940), (30, 9298744), (35, 7970352), (39, 7152880), (40, 6974058), (42, 6641960), (48, 5811715), (52, 5364660), (53, 5263440), (56, 4981470), (60, 4649372), (65, 4291728), (70, 3985176), (78, 3576440), (80, 3487029), (84, 3320980), (91, 3065520), (104, 2682330), (105, 2656784), (106, 2631720), (112, 2490735), (120, 2324686), (130, 2145864), (140, 1992588), (156, 1788220), (159, 1754480), (168, 1660490), (182, 1532760), (195, 1430576), (208, 1341165), (210, 1328392), (212, 1315860), (240, 1162343), (241, 1157520), (260, 1072932), (265, 1052688), (273, 1021840), (280, 996294), (312, 894110), (318, 877240), (336, 830245), (364, 766380), (371, 751920), (390, 715288), (420, 664196), (424, 657930), (455, 613104), (482, 578760), (520, 536466), (530, 526344), (546, 510920), (560, 498147), (624, 447055), (636, 438620), (689, 404880), (723, 385840), (728, 383190), (742, 375960), (780, 357644), (795, 350896), (840, 332098), (848, 328965), (910, 306552), (964, 289380), (1040, 268233), (1060, 263172), (1092, 255460), (1113, 250640), (1205, 231504), (1272, 219310), (1365, 204368), (1378, 202440), (1446, 192920), (1456, 191595), (1484, 187980), (1560, 178822), (1590, 175448), (1680, 166049), (1687, 165360), (1820, 153276), (1855, 150384), (1928, 144690), (2067, 134960), (2120, 131586), (2184, 127730), (2226, 125320), (2410, 115752), (2544, 109655), (2730, 102184), (2756, 101220), (2892, 96460), (2968, 93990), (3120, 89411), (3133, 89040), (3180, 87724), (3374, 82680), (3445, 80976), (3615, 77168), (3640, 76638), (3710, 75192), (3856, 72345), (4134, 67480), (4240, 65793), (4368, 63865), (4452, 62660), (4820, 57876), (4823, 57840), (5061, 55120), (5460, 51092), (5512, 50610), (5565, 50128), (5784, 48230), (5936, 46995), (6266, 44520), (6360, 43862), (6748, 41340), (6890, 40488), (7230, 38584), (7280, 38319), (7420, 37596), (8268, 33740), (8435, 33072), (8904, 31330), (9399, 29680), (9640, 28938), (9646, 28920), (10122, 27560), (10335, 26992), (10920, 25546), (11024, 25305), (11130, 25064), (11568, 24115), (12532, 22260), (12720, 21931), (12773, 21840), (13496, 20670), (13780, 20244), (14460, 19292), (14469, 19280), (14840, 18798), (15665, 17808), (16536, 16870)]