397741680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1568

約数の個数: 240

約数和(自身を含む): 1556418240

約数和(自身を除く): 1158676560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 504, 530, 560, 630, 636, 720, 742, 795, 840, 848, 954, 1008, 1060, 1113, 1260, 1272, 1484, 1489, 1590, 1680, 1855, 1908, 2120, 2226, 2385, 2520, 2544, 2968, 2978, 3180, 3339, 3710, 3816, 4240, 4452, 4467, 4770, 5040, 5565, 5936, 5956, 6360, 6678, 7420, 7445, 7632, 8904, 8934, 9540, 10423, 11130, 11912, 12720, 13356, 13401, 14840, 14890, 16695, 17808, 17868, 19080, 20846, 22260, 22335, 23824, 26712, 26802, 29680, 29780, 31269, 33390, 35736, 38160, 41692, 44520, 44670, 52115, 53424, 53604, 59560, 62538, 66780, 67005, 71472, 78917, 83384, 89040, 89340, 93807, 104230, 107208, 119120, 125076, 133560, 134010, 156345, 157834, 166768, 178680, 187614, 208460, 214416, 236751, 250152, 267120, 268020, 312690, 315668, 357360, 375228, 394585, 416920, 469035, 473502, 500304, 536040, 552419, 625380, 631336, 710253, 750456, 789170, 833840, 938070, 947004, 1072080, 1104838, 1183755, 1250760, 1262672, 1420506, 1500912, 1578340, 1657257, 1876140, 1894008, 2209676, 2367510, 2501520, 2762095, 2841012, 3156680, 3314514, 3551265, 3752280, 3788016, 4419352, 4735020, 4971771, 5524190, 5682024, 6313360, 6629028, 7102530, 7504560, 8286285, 8838704, 9470040, 9943542, 11048380, 11364048, 13258056, 14205060, 16572570, 18940080, 19887084, 22096760, 24858855, 26516112, 28410120, 33145140, 39774168, 44193520, 49717710, 56820240, 66290280, 79548336, 99435420, 132580560, 198870840, 397741680]

約数ペア:

[(1, 397741680), (2, 198870840), (3, 132580560), (4, 99435420), (5, 79548336), (6, 66290280), (7, 56820240), (8, 49717710), (9, 44193520), (10, 39774168), (12, 33145140), (14, 28410120), (15, 26516112), (16, 24858855), (18, 22096760), (20, 19887084), (21, 18940080), (24, 16572570), (28, 14205060), (30, 13258056), (35, 11364048), (36, 11048380), (40, 9943542), (42, 9470040), (45, 8838704), (48, 8286285), (53, 7504560), (56, 7102530), (60, 6629028), (63, 6313360), (70, 5682024), (72, 5524190), (80, 4971771), (84, 4735020), (90, 4419352), (105, 3788016), (106, 3752280), (112, 3551265), (120, 3314514), (126, 3156680), (140, 2841012), (144, 2762095), (159, 2501520), (168, 2367510), (180, 2209676), (210, 1894008), (212, 1876140), (240, 1657257), (252, 1578340), (265, 1500912), (280, 1420506), (315, 1262672), (318, 1250760), (336, 1183755), (360, 1104838), (371, 1072080), (420, 947004), (424, 938070), (477, 833840), (504, 789170), (530, 750456), (560, 710253), (630, 631336), (636, 625380), (720, 552419), (742, 536040), (795, 500304), (840, 473502), (848, 469035), (954, 416920), (1008, 394585), (1060, 375228), (1113, 357360), (1260, 315668), (1272, 312690), (1484, 268020), (1489, 267120), (1590, 250152), (1680, 236751), (1855, 214416), (1908, 208460), (2120, 187614), (2226, 178680), (2385, 166768), (2520, 157834), (2544, 156345), (2968, 134010), (2978, 133560), (3180, 125076), (3339, 119120), (3710, 107208), (3816, 104230), (4240, 93807), (4452, 89340), (4467, 89040), (4770, 83384), (5040, 78917), (5565, 71472), (5936, 67005), (5956, 66780), (6360, 62538), (6678, 59560), (7420, 53604), (7445, 53424), (7632, 52115), (8904, 44670), (8934, 44520), (9540, 41692), (10423, 38160), (11130, 35736), (11912, 33390), (12720, 31269), (13356, 29780), (13401, 29680), (14840, 26802), (14890, 26712), (16695, 23824), (17808, 22335), (17868, 22260), (19080, 20846)]