84864420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 268107840

約数和(自身を除く): 183243420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 61, 90, 118, 122, 131, 177, 180, 183, 236, 244, 262, 295, 305, 354, 366, 393, 524, 531, 549, 590, 610, 655, 708, 732, 786, 885, 915, 1062, 1098, 1179, 1180, 1220, 1310, 1572, 1770, 1830, 1965, 2124, 2196, 2358, 2620, 2655, 2745, 3540, 3599, 3660, 3930, 4716, 5310, 5490, 5895, 7198, 7729, 7860, 7991, 10620, 10797, 10980, 11790, 14396, 15458, 15982, 17995, 21594, 23187, 23580, 23973, 30916, 31964, 32391, 35990, 38645, 39955, 43188, 46374, 47946, 53985, 64782, 69561, 71919, 71980, 77290, 79910, 92748, 95892, 107970, 115935, 119865, 129564, 139122, 143838, 154580, 159820, 161955, 215940, 231870, 239730, 278244, 287676, 323910, 347805, 359595, 463740, 471469, 479460, 647820, 695610, 719190, 942938, 1391220, 1414407, 1438380, 1885876, 2357345, 2828814, 4243221, 4714690, 5657628, 7072035, 8486442, 9429380, 14144070, 16972884, 21216105, 28288140, 42432210, 84864420]

約数ペア:

[(1, 84864420), (2, 42432210), (3, 28288140), (4, 21216105), (5, 16972884), (6, 14144070), (9, 9429380), (10, 8486442), (12, 7072035), (15, 5657628), (18, 4714690), (20, 4243221), (30, 2828814), (36, 2357345), (45, 1885876), (59, 1438380), (60, 1414407), (61, 1391220), (90, 942938), (118, 719190), (122, 695610), (131, 647820), (177, 479460), (180, 471469), (183, 463740), (236, 359595), (244, 347805), (262, 323910), (295, 287676), (305, 278244), (354, 239730), (366, 231870), (393, 215940), (524, 161955), (531, 159820), (549, 154580), (590, 143838), (610, 139122), (655, 129564), (708, 119865), (732, 115935), (786, 107970), (885, 95892), (915, 92748), (1062, 79910), (1098, 77290), (1179, 71980), (1180, 71919), (1220, 69561), (1310, 64782), (1572, 53985), (1770, 47946), (1830, 46374), (1965, 43188), (2124, 39955), (2196, 38645), (2358, 35990), (2620, 32391), (2655, 31964), (2745, 30916), (3540, 23973), (3599, 23580), (3660, 23187), (3930, 21594), (4716, 17995), (5310, 15982), (5490, 15458), (5895, 14396), (7198, 11790), (7729, 10980), (7860, 10797), (7991, 10620)]