18331225640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:716

約数の個数: 256

約数和(自身を含む): 51916032000

約数和(自身を除く): 33584806360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 149, 182, 260, 280, 292, 298, 364, 365, 455, 463, 511, 520, 584, 596, 728, 730, 745, 910, 926, 949, 1022, 1043, 1192, 1460, 1490, 1820, 1852, 1898, 1937, 2044, 2086, 2315, 2555, 2920, 2980, 3241, 3640, 3704, 3796, 3874, 4088, 4172, 4630, 4745, 5110, 5215, 5960, 6019, 6482, 6643, 7592, 7748, 8344, 9260, 9490, 9685, 10220, 10430, 10877, 12038, 12964, 13286, 13559, 15496, 16205, 18520, 18980, 19370, 20440, 20860, 21754, 24076, 25928, 26572, 27118, 30095, 32410, 33215, 33799, 37960, 38740, 41720, 42133, 43508, 48152, 53144, 54236, 54385, 60190, 64820, 66430, 67598, 67795, 68987, 76139, 77480, 84266, 87016, 108472, 108770, 120380, 129640, 132860, 135196, 135590, 137974, 141401, 152278, 168532, 168995, 210665, 217540, 236593, 240760, 265720, 270392, 271180, 275948, 282802, 304556, 337064, 337990, 344935, 380695, 421330, 435080, 439387, 473186, 482909, 542360, 551896, 565604, 609112, 675980, 689870, 707005, 761390, 842660, 878774, 896831, 946372, 965818, 989807, 1131208, 1182965, 1351960, 1379740, 1414010, 1522780, 1685320, 1757548, 1793662, 1892744, 1931636, 1979614, 2196935, 2365930, 2414545, 2759480, 2828020, 3045560, 3075709, 3515096, 3587324, 3863272, 3959228, 4393870, 4484155, 4731860, 4829090, 4949035, 5036051, 5656040, 6151418, 6277817, 7174648, 7918456, 8787740, 8968310, 9463720, 9658180, 9898070, 10072102, 12302836, 12555634, 15378545, 17575480, 17936620, 19316360, 19796140, 20144204, 24605672, 25111268, 25180255, 30757090, 31389085, 35252357, 35873240, 39592280, 40288408, 50222536, 50360510, 61514180, 62778170, 65468663, 70504714, 100721020, 123028360, 125556340, 130937326, 141009428, 176261785, 201442040, 251112680, 261874652, 282018856, 327343315, 352523570, 458280641, 523749304, 654686630, 705047140, 916561282, 1309373260, 1410094280, 1833122564, 2291403205, 2618746520, 3666245128, 4582806410, 9165612820, 18331225640]

約数ペア:

[(1, 18331225640), (2, 9165612820), (4, 4582806410), (5, 3666245128), (7, 2618746520), (8, 2291403205), (10, 1833122564), (13, 1410094280), (14, 1309373260), (20, 916561282), (26, 705047140), (28, 654686630), (35, 523749304), (40, 458280641), (52, 352523570), (56, 327343315), (65, 282018856), (70, 261874652), (73, 251112680), (91, 201442040), (104, 176261785), (130, 141009428), (140, 130937326), (146, 125556340), (149, 123028360), (182, 100721020), (260, 70504714), (280, 65468663), (292, 62778170), (298, 61514180), (364, 50360510), (365, 50222536), (455, 40288408), (463, 39592280), (511, 35873240), (520, 35252357), (584, 31389085), (596, 30757090), (728, 25180255), (730, 25111268), (745, 24605672), (910, 20144204), (926, 19796140), (949, 19316360), (1022, 17936620), (1043, 17575480), (1192, 15378545), (1460, 12555634), (1490, 12302836), (1820, 10072102), (1852, 9898070), (1898, 9658180), (1937, 9463720), (2044, 8968310), (2086, 8787740), (2315, 7918456), (2555, 7174648), (2920, 6277817), (2980, 6151418), (3241, 5656040), (3640, 5036051), (3704, 4949035), (3796, 4829090), (3874, 4731860), (4088, 4484155), (4172, 4393870), (4630, 3959228), (4745, 3863272), (5110, 3587324), (5215, 3515096), (5960, 3075709), (6019, 3045560), (6482, 2828020), (6643, 2759480), (7592, 2414545), (7748, 2365930), (8344, 2196935), (9260, 1979614), (9490, 1931636), (9685, 1892744), (10220, 1793662), (10430, 1757548), (10877, 1685320), (12038, 1522780), (12964, 1414010), (13286, 1379740), (13559, 1351960), (15496, 1182965), (16205, 1131208), (18520, 989807), (18980, 965818), (19370, 946372), (20440, 896831), (20860, 878774), (21754, 842660), (24076, 761390), (25928, 707005), (26572, 689870), (27118, 675980), (30095, 609112), (32410, 565604), (33215, 551896), (33799, 542360), (37960, 482909), (38740, 473186), (41720, 439387), (42133, 435080), (43508, 421330), (48152, 380695), (53144, 344935), (54236, 337990), (54385, 337064), (60190, 304556), (64820, 282802), (66430, 275948), (67598, 271180), (67795, 270392), (68987, 265720), (76139, 240760), (77480, 236593), (84266, 217540), (87016, 210665), (108472, 168995), (108770, 168532), (120380, 152278), (129640, 141401), (132860, 137974), (135196, 135590)]