253157580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108187}}^1$

素因数の和:108215

約数の個数: 72

約数和(自身を含む): 826989072

約数和(自身を除く): 573831492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 108187, 216374, 324561, 432748, 540935, 649122, 973683, 1081870, 1298244, 1406431, 1622805, 1947366, 2163740, 2812862, 3245610, 3894732, 4219293, 4868415, 5625724, 6491220, 7032155, 8438586, 9736830, 12657879, 14064310, 16877172, 19473660, 21096465, 25315758, 28128620, 42192930, 50631516, 63289395, 84385860, 126578790, 253157580]

約数ペア:

[(1, 253157580), (2, 126578790), (3, 84385860), (4, 63289395), (5, 50631516), (6, 42192930), (9, 28128620), (10, 25315758), (12, 21096465), (13, 19473660), (15, 16877172), (18, 14064310), (20, 12657879), (26, 9736830), (30, 8438586), (36, 7032155), (39, 6491220), (45, 5625724), (52, 4868415), (60, 4219293), (65, 3894732), (78, 3245610), (90, 2812862), (117, 2163740), (130, 1947366), (156, 1622805), (180, 1406431), (195, 1298244), (234, 1081870), (260, 973683), (390, 649122), (468, 540935), (585, 432748), (780, 324561), (1170, 216374), (2340, 108187)]