40797240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1053

約数の個数: 128

約数和(自身を含む): 137963520

約数和(自身を除く): 97166280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 997, 1023, 1240, 1320, 1364, 1705, 1860, 1994, 2046, 2728, 2991, 3410, 3720, 3988, 4092, 4985, 5115, 5982, 6820, 7976, 8184, 9970, 10230, 10967, 11964, 13640, 14955, 19940, 20460, 21934, 23928, 29910, 30907, 32901, 39880, 40920, 43868, 54835, 59820, 61814, 65802, 87736, 92721, 109670, 119640, 123628, 131604, 154535, 164505, 185442, 219340, 247256, 263208, 309070, 329010, 339977, 370884, 438680, 463605, 618140, 658020, 679954, 741768, 927210, 1019931, 1236280, 1316040, 1359908, 1699885, 1854420, 2039862, 2719816, 3399770, 3708840, 4079724, 5099655, 6799540, 8159448, 10199310, 13599080, 20398620, 40797240]

約数ペア:

[(1, 40797240), (2, 20398620), (3, 13599080), (4, 10199310), (5, 8159448), (6, 6799540), (8, 5099655), (10, 4079724), (11, 3708840), (12, 3399770), (15, 2719816), (20, 2039862), (22, 1854420), (24, 1699885), (30, 1359908), (31, 1316040), (33, 1236280), (40, 1019931), (44, 927210), (55, 741768), (60, 679954), (62, 658020), (66, 618140), (88, 463605), (93, 438680), (110, 370884), (120, 339977), (124, 329010), (132, 309070), (155, 263208), (165, 247256), (186, 219340), (220, 185442), (248, 164505), (264, 154535), (310, 131604), (330, 123628), (341, 119640), (372, 109670), (440, 92721), (465, 87736), (620, 65802), (660, 61814), (682, 59820), (744, 54835), (930, 43868), (997, 40920), (1023, 39880), (1240, 32901), (1320, 30907), (1364, 29910), (1705, 23928), (1860, 21934), (1994, 20460), (2046, 19940), (2728, 14955), (2991, 13640), (3410, 11964), (3720, 10967), (3988, 10230), (4092, 9970), (4985, 8184), (5115, 7976), (5982, 6820)]