123040060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3911}}^1$

素因数の和:3955

約数の個数: 72

約数和(自身を含む): 305934048

約数和(自身を除く): 182893988

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2860, 3146, 3911, 6292, 7822, 7865, 15644, 15730, 19555, 31460, 39110, 43021, 50843, 78220, 86042, 101686, 172084, 203372, 215105, 254215, 430210, 473231, 508430, 559273, 860420, 946462, 1016860, 1118546, 1892924, 2237092, 2366155, 2796365, 4732310, 5592730, 6152003, 9464620, 11185460, 12304006, 24608012, 30760015, 61520030, 123040060]

約数ペア:

[(1, 123040060), (2, 61520030), (4, 30760015), (5, 24608012), (10, 12304006), (11, 11185460), (13, 9464620), (20, 6152003), (22, 5592730), (26, 4732310), (44, 2796365), (52, 2366155), (55, 2237092), (65, 1892924), (110, 1118546), (121, 1016860), (130, 946462), (143, 860420), (220, 559273), (242, 508430), (260, 473231), (286, 430210), (484, 254215), (572, 215105), (605, 203372), (715, 172084), (1210, 101686), (1430, 86042), (1573, 78220), (2420, 50843), (2860, 43021), (3146, 39110), (3911, 31460), (6292, 19555), (7822, 15730), (7865, 15644)]