81594480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 160

約数和(自身を含む): 285124608

約数和(自身を除く): 203530128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 997, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 1994, 2046, 2480, 2640, 2728, 2991, 3410, 3720, 3988, 4092, 4985, 5115, 5456, 5982, 6820, 7440, 7976, 8184, 9970, 10230, 10967, 11964, 13640, 14955, 15952, 16368, 19940, 20460, 21934, 23928, 27280, 29910, 30907, 32901, 39880, 40920, 43868, 47856, 54835, 59820, 61814, 65802, 79760, 81840, 87736, 92721, 109670, 119640, 123628, 131604, 154535, 164505, 175472, 185442, 219340, 239280, 247256, 263208, 309070, 329010, 339977, 370884, 438680, 463605, 494512, 526416, 618140, 658020, 679954, 741768, 877360, 927210, 1019931, 1236280, 1316040, 1359908, 1483536, 1699885, 1854420, 2039862, 2472560, 2632080, 2719816, 3399770, 3708840, 4079724, 5099655, 5439632, 6799540, 7417680, 8159448, 10199310, 13599080, 16318896, 20398620, 27198160, 40797240, 81594480]

約数ペア:

[(1, 81594480), (2, 40797240), (3, 27198160), (4, 20398620), (5, 16318896), (6, 13599080), (8, 10199310), (10, 8159448), (11, 7417680), (12, 6799540), (15, 5439632), (16, 5099655), (20, 4079724), (22, 3708840), (24, 3399770), (30, 2719816), (31, 2632080), (33, 2472560), (40, 2039862), (44, 1854420), (48, 1699885), (55, 1483536), (60, 1359908), (62, 1316040), (66, 1236280), (80, 1019931), (88, 927210), (93, 877360), (110, 741768), (120, 679954), (124, 658020), (132, 618140), (155, 526416), (165, 494512), (176, 463605), (186, 438680), (220, 370884), (240, 339977), (248, 329010), (264, 309070), (310, 263208), (330, 247256), (341, 239280), (372, 219340), (440, 185442), (465, 175472), (496, 164505), (528, 154535), (620, 131604), (660, 123628), (682, 119640), (744, 109670), (880, 92721), (930, 87736), (997, 81840), (1023, 79760), (1240, 65802), (1320, 61814), (1364, 59820), (1488, 54835), (1705, 47856), (1860, 43868), (1994, 40920), (2046, 39880), (2480, 32901), (2640, 30907), (2728, 29910), (2991, 27280), (3410, 23928), (3720, 21934), (3988, 20460), (4092, 19940), (4985, 16368), (5115, 15952), (5456, 14955), (5982, 13640), (6820, 11964), (7440, 10967), (7976, 10230), (8184, 9970)]