7565220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 25592112

約数和(自身を除く): 18026892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 61, 65, 78, 90, 106, 117, 122, 130, 156, 159, 180, 183, 195, 212, 234, 244, 260, 265, 305, 318, 366, 390, 468, 477, 530, 549, 585, 610, 636, 689, 732, 780, 793, 795, 915, 954, 1060, 1098, 1170, 1220, 1378, 1586, 1590, 1830, 1908, 2067, 2196, 2340, 2379, 2385, 2745, 2756, 3172, 3180, 3233, 3445, 3660, 3965, 4134, 4758, 4770, 5490, 6201, 6466, 6890, 7137, 7930, 8268, 9516, 9540, 9699, 10335, 10980, 11895, 12402, 12932, 13780, 14274, 15860, 16165, 19398, 20670, 23790, 24804, 28548, 29097, 31005, 32330, 35685, 38796, 41340, 42029, 47580, 48495, 58194, 62010, 64660, 71370, 84058, 96990, 116388, 124020, 126087, 142740, 145485, 168116, 193980, 210145, 252174, 290970, 378261, 420290, 504348, 581940, 630435, 756522, 840580, 1260870, 1513044, 1891305, 2521740, 3782610, 7565220]

約数ペア:

[(1, 7565220), (2, 3782610), (3, 2521740), (4, 1891305), (5, 1513044), (6, 1260870), (9, 840580), (10, 756522), (12, 630435), (13, 581940), (15, 504348), (18, 420290), (20, 378261), (26, 290970), (30, 252174), (36, 210145), (39, 193980), (45, 168116), (52, 145485), (53, 142740), (60, 126087), (61, 124020), (65, 116388), (78, 96990), (90, 84058), (106, 71370), (117, 64660), (122, 62010), (130, 58194), (156, 48495), (159, 47580), (180, 42029), (183, 41340), (195, 38796), (212, 35685), (234, 32330), (244, 31005), (260, 29097), (265, 28548), (305, 24804), (318, 23790), (366, 20670), (390, 19398), (468, 16165), (477, 15860), (530, 14274), (549, 13780), (585, 12932), (610, 12402), (636, 11895), (689, 10980), (732, 10335), (780, 9699), (793, 9540), (795, 9516), (915, 8268), (954, 7930), (1060, 7137), (1098, 6890), (1170, 6466), (1220, 6201), (1378, 5490), (1586, 4770), (1590, 4758), (1830, 4134), (1908, 3965), (2067, 3660), (2196, 3445), (2340, 3233), (2379, 3180), (2385, 3172), (2745, 2756)]