20049766560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{6269}}^1$

素因数の和:8511

約数の個数: 144

約数和(自身を含む): 68461553160

約数和(自身を除く): 48411786600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 2221, 4442, 6269, 6663, 8884, 11105, 12538, 13326, 17768, 18807, 19989, 22210, 25076, 26652, 31345, 33315, 35536, 37614, 39978, 44420, 50152, 53304, 56421, 62690, 66630, 71072, 75228, 79956, 88840, 94035, 99945, 100304, 106608, 112842, 125380, 133260, 150456, 159912, 177680, 188070, 199890, 200608, 213216, 225684, 250760, 266520, 282105, 300912, 319824, 355360, 376140, 399780, 451368, 501520, 533040, 564210, 601824, 639648, 752280, 799560, 902736, 1003040, 1066080, 1128420, 1504560, 1599120, 1805472, 2256840, 3009120, 3198240, 4513680, 9027360, 13923449, 27846898, 41770347, 55693796, 69617245, 83540694, 111387592, 125311041, 139234490, 167081388, 208851735, 222775184, 250622082, 278468980, 334162776, 417703470, 445550368, 501244164, 556937960, 626555205, 668325552, 835406940, 1002488328, 1113875920, 1253110410, 1336651104, 1670813880, 2004976656, 2227751840, 2506220820, 3341627760, 4009953312, 5012441640, 6683255520, 10024883280, 20049766560]

約数ペア:

[(1, 20049766560), (2, 10024883280), (3, 6683255520), (4, 5012441640), (5, 4009953312), (6, 3341627760), (8, 2506220820), (9, 2227751840), (10, 2004976656), (12, 1670813880), (15, 1336651104), (16, 1253110410), (18, 1113875920), (20, 1002488328), (24, 835406940), (30, 668325552), (32, 626555205), (36, 556937960), (40, 501244164), (45, 445550368), (48, 417703470), (60, 334162776), (72, 278468980), (80, 250622082), (90, 222775184), (96, 208851735), (120, 167081388), (144, 139234490), (160, 125311041), (180, 111387592), (240, 83540694), (288, 69617245), (360, 55693796), (480, 41770347), (720, 27846898), (1440, 13923449), (2221, 9027360), (4442, 4513680), (6269, 3198240), (6663, 3009120), (8884, 2256840), (11105, 1805472), (12538, 1599120), (13326, 1504560), (17768, 1128420), (18807, 1066080), (19989, 1003040), (22210, 902736), (25076, 799560), (26652, 752280), (31345, 639648), (33315, 601824), (35536, 564210), (37614, 533040), (39978, 501520), (44420, 451368), (50152, 399780), (53304, 376140), (56421, 355360), (62690, 319824), (66630, 300912), (71072, 282105), (75228, 266520), (79956, 250760), (88840, 225684), (94035, 213216), (99945, 200608), (100304, 199890), (106608, 188070), (112842, 177680), (125380, 159912), (133260, 150456)]