12215970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 35026992

約数和(自身を除く): 22811022

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 53, 65, 78, 90, 106, 117, 130, 159, 195, 197, 234, 265, 318, 390, 394, 477, 530, 585, 591, 689, 795, 954, 985, 1170, 1182, 1378, 1590, 1773, 1970, 2067, 2385, 2561, 2955, 3445, 3546, 4134, 4770, 5122, 5910, 6201, 6890, 7683, 8865, 10335, 10441, 12402, 12805, 15366, 17730, 20670, 20882, 23049, 25610, 31005, 31323, 38415, 46098, 52205, 62010, 62646, 76830, 93969, 104410, 115245, 135733, 156615, 187938, 230490, 271466, 313230, 407199, 469845, 678665, 814398, 939690, 1221597, 1357330, 2035995, 2443194, 4071990, 6107985, 12215970]

約数ペア:

[(1, 12215970), (2, 6107985), (3, 4071990), (5, 2443194), (6, 2035995), (9, 1357330), (10, 1221597), (13, 939690), (15, 814398), (18, 678665), (26, 469845), (30, 407199), (39, 313230), (45, 271466), (53, 230490), (65, 187938), (78, 156615), (90, 135733), (106, 115245), (117, 104410), (130, 93969), (159, 76830), (195, 62646), (197, 62010), (234, 52205), (265, 46098), (318, 38415), (390, 31323), (394, 31005), (477, 25610), (530, 23049), (585, 20882), (591, 20670), (689, 17730), (795, 15366), (954, 12805), (985, 12402), (1170, 10441), (1182, 10335), (1378, 8865), (1590, 7683), (1773, 6890), (1970, 6201), (2067, 5910), (2385, 5122), (2561, 4770), (2955, 4134), (3445, 3546)]