21885317520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1\times {\mathrm{4639}}^1$

素因数の和:6453

約数の個数: 160

約数和(自身を含む): 74069544960

約数和(自身を除く): 52184227440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 1787, 2640, 3574, 4639, 5361, 7148, 8935, 9278, 10722, 13917, 14296, 17870, 18556, 19657, 21444, 23195, 26805, 27834, 28592, 35740, 37112, 39314, 42888, 46390, 51029, 53610, 55668, 58971, 69585, 71480, 74224, 78628, 85776, 92780, 98285, 102058, 107220, 111336, 117942, 139170, 142960, 153087, 157256, 185560, 196570, 204116, 214440, 222672, 235884, 255145, 278340, 294855, 306174, 314512, 371120, 393140, 408232, 428880, 471768, 510290, 556680, 589710, 612348, 765435, 786280, 816464, 943536, 1020580, 1113360, 1179420, 1224696, 1530870, 1572560, 2041160, 2358840, 2449392, 3061740, 4082320, 4717680, 6123480, 8289893, 12246960, 16579786, 24869679, 33159572, 41449465, 49739358, 66319144, 82898930, 91188823, 99478716, 124348395, 132638288, 165797860, 182377646, 198957432, 248696790, 273566469, 331595720, 364755292, 397914864, 455944115, 497393580, 547132938, 663191440, 729510584, 911888230, 994787160, 1094265876, 1367832345, 1459021168, 1823776460, 1989574320, 2188531752, 2735664690, 3647552920, 4377063504, 5471329380, 7295105840, 10942658760, 21885317520]

約数ペア:

[(1, 21885317520), (2, 10942658760), (3, 7295105840), (4, 5471329380), (5, 4377063504), (6, 3647552920), (8, 2735664690), (10, 2188531752), (11, 1989574320), (12, 1823776460), (15, 1459021168), (16, 1367832345), (20, 1094265876), (22, 994787160), (24, 911888230), (30, 729510584), (33, 663191440), (40, 547132938), (44, 497393580), (48, 455944115), (55, 397914864), (60, 364755292), (66, 331595720), (80, 273566469), (88, 248696790), (110, 198957432), (120, 182377646), (132, 165797860), (165, 132638288), (176, 124348395), (220, 99478716), (240, 91188823), (264, 82898930), (330, 66319144), (440, 49739358), (528, 41449465), (660, 33159572), (880, 24869679), (1320, 16579786), (1787, 12246960), (2640, 8289893), (3574, 6123480), (4639, 4717680), (5361, 4082320), (7148, 3061740), (8935, 2449392), (9278, 2358840), (10722, 2041160), (13917, 1572560), (14296, 1530870), (17870, 1224696), (18556, 1179420), (19657, 1113360), (21444, 1020580), (23195, 943536), (26805, 816464), (27834, 786280), (28592, 765435), (35740, 612348), (37112, 589710), (39314, 556680), (42888, 510290), (46390, 471768), (51029, 428880), (53610, 408232), (55668, 393140), (58971, 371120), (69585, 314512), (71480, 306174), (74224, 294855), (78628, 278340), (85776, 255145), (92780, 235884), (98285, 222672), (102058, 214440), (107220, 204116), (111336, 196570), (117942, 185560), (139170, 157256), (142960, 153087)]