220003140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{74831}}^1$

素因数の和:74857

約数の個数: 72

約数和(自身を含む): 716591232

約数和(自身を除く): 496588092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 74831, 149662, 224493, 299324, 374155, 448986, 523817, 748310, 897972, 1047634, 1122465, 1496620, 1571451, 2095268, 2244930, 2619085, 3142902, 3666719, 4489860, 5238170, 6285804, 7333438, 7857255, 10476340, 11000157, 14666876, 15714510, 18333595, 22000314, 31429020, 36667190, 44000628, 55000785, 73334380, 110001570, 220003140]

約数ペア:

[(1, 220003140), (2, 110001570), (3, 73334380), (4, 55000785), (5, 44000628), (6, 36667190), (7, 31429020), (10, 22000314), (12, 18333595), (14, 15714510), (15, 14666876), (20, 11000157), (21, 10476340), (28, 7857255), (30, 7333438), (35, 6285804), (42, 5238170), (49, 4489860), (60, 3666719), (70, 3142902), (84, 2619085), (98, 2244930), (105, 2095268), (140, 1571451), (147, 1496620), (196, 1122465), (210, 1047634), (245, 897972), (294, 748310), (420, 523817), (490, 448986), (588, 374155), (735, 299324), (980, 224493), (1470, 149662), (2940, 74831)]