20105609520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{70457}}^1$

素因数の和:70543

約数の個数: 160

約数和(自身を含む): 66050147520

約数和(自身を除く): 45944538000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 41, 48, 58, 60, 80, 82, 87, 116, 120, 123, 145, 164, 174, 205, 232, 240, 246, 290, 328, 348, 410, 435, 464, 492, 580, 615, 656, 696, 820, 870, 984, 1160, 1189, 1230, 1392, 1640, 1740, 1968, 2320, 2378, 2460, 3280, 3480, 3567, 4756, 4920, 5945, 6960, 7134, 9512, 9840, 11890, 14268, 17835, 19024, 23780, 28536, 35670, 47560, 57072, 70457, 71340, 95120, 140914, 142680, 211371, 281828, 285360, 352285, 422742, 563656, 704570, 845484, 1056855, 1127312, 1409140, 1690968, 2043253, 2113710, 2818280, 2888737, 3381936, 4086506, 4227420, 5636560, 5777474, 6129759, 8173012, 8454840, 8666211, 10216265, 11554948, 12259518, 14443685, 16346024, 16909680, 17332422, 20432530, 23109896, 24519036, 28887370, 30648795, 32692048, 34664844, 40865060, 43331055, 46219792, 49038072, 57774740, 61297590, 69329688, 81730120, 83773373, 86662110, 98076144, 115549480, 122595180, 138659376, 163460240, 167546746, 173324220, 231098960, 245190360, 251320119, 335093492, 346648440, 418866865, 490380720, 502640238, 670186984, 693296880, 837733730, 1005280476, 1256600595, 1340373968, 1675467460, 2010560952, 2513201190, 3350934920, 4021121904, 5026402380, 6701869840, 10052804760, 20105609520]

約数ペア:

[(1, 20105609520), (2, 10052804760), (3, 6701869840), (4, 5026402380), (5, 4021121904), (6, 3350934920), (8, 2513201190), (10, 2010560952), (12, 1675467460), (15, 1340373968), (16, 1256600595), (20, 1005280476), (24, 837733730), (29, 693296880), (30, 670186984), (40, 502640238), (41, 490380720), (48, 418866865), (58, 346648440), (60, 335093492), (80, 251320119), (82, 245190360), (87, 231098960), (116, 173324220), (120, 167546746), (123, 163460240), (145, 138659376), (164, 122595180), (174, 115549480), (205, 98076144), (232, 86662110), (240, 83773373), (246, 81730120), (290, 69329688), (328, 61297590), (348, 57774740), (410, 49038072), (435, 46219792), (464, 43331055), (492, 40865060), (580, 34664844), (615, 32692048), (656, 30648795), (696, 28887370), (820, 24519036), (870, 23109896), (984, 20432530), (1160, 17332422), (1189, 16909680), (1230, 16346024), (1392, 14443685), (1640, 12259518), (1740, 11554948), (1968, 10216265), (2320, 8666211), (2378, 8454840), (2460, 8173012), (3280, 6129759), (3480, 5777474), (3567, 5636560), (4756, 4227420), (4920, 4086506), (5945, 3381936), (6960, 2888737), (7134, 2818280), (9512, 2113710), (9840, 2043253), (11890, 1690968), (14268, 1409140), (17835, 1127312), (19024, 1056855), (23780, 845484), (28536, 704570), (35670, 563656), (47560, 422742), (57072, 352285), (70457, 285360), (71340, 281828), (95120, 211371), (140914, 142680)]