212185260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3583}}^1$

素因数の和:3652

約数の個数: 144

約数和(自身を含む): 751435776

約数和(自身を除く): 539250516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3583, 3948, 4230, 4935, 5922, 6580, 7166, 8460, 9870, 10749, 11844, 14332, 14805, 17915, 19740, 21498, 25081, 29610, 32247, 35830, 42996, 50162, 53745, 59220, 64494, 71660, 75243, 100324, 107490, 125405, 128988, 150486, 161235, 168401, 214980, 225729, 250810, 300972, 322470, 336802, 376215, 451458, 501620, 505203, 644940, 673604, 752430, 842005, 902916, 1010406, 1128645, 1178807, 1504860, 1515609, 1684010, 2020812, 2257290, 2357614, 2526015, 3031218, 3368020, 3536421, 4514580, 4715228, 5052030, 5894035, 6062436, 7072842, 7578045, 10104060, 10609263, 11788070, 14145684, 15156090, 17682105, 21218526, 23576140, 30312180, 35364210, 42437052, 53046315, 70728420, 106092630, 212185260]

約数ペア:

[(1, 212185260), (2, 106092630), (3, 70728420), (4, 53046315), (5, 42437052), (6, 35364210), (7, 30312180), (9, 23576140), (10, 21218526), (12, 17682105), (14, 15156090), (15, 14145684), (18, 11788070), (20, 10609263), (21, 10104060), (28, 7578045), (30, 7072842), (35, 6062436), (36, 5894035), (42, 5052030), (45, 4715228), (47, 4514580), (60, 3536421), (63, 3368020), (70, 3031218), (84, 2526015), (90, 2357614), (94, 2257290), (105, 2020812), (126, 1684010), (140, 1515609), (141, 1504860), (180, 1178807), (188, 1128645), (210, 1010406), (235, 902916), (252, 842005), (282, 752430), (315, 673604), (329, 644940), (420, 505203), (423, 501620), (470, 451458), (564, 376215), (630, 336802), (658, 322470), (705, 300972), (846, 250810), (940, 225729), (987, 214980), (1260, 168401), (1316, 161235), (1410, 150486), (1645, 128988), (1692, 125405), (1974, 107490), (2115, 100324), (2820, 75243), (2961, 71660), (3290, 64494), (3583, 59220), (3948, 53745), (4230, 50162), (4935, 42996), (5922, 35830), (6580, 32247), (7166, 29610), (8460, 25081), (9870, 21498), (10749, 19740), (11844, 17915), (14332, 14805)]