642392010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{887}}^1$

素因数の和:1532

約数の個数: 96

約数和(自身を含む): 1803634560

約数和(自身を除く): 1161242550

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 619, 887, 1170, 1238, 1774, 1857, 2661, 3095, 3714, 4435, 5322, 5571, 6190, 7983, 8047, 8870, 9285, 11142, 11531, 13305, 15966, 16094, 18570, 23062, 24141, 26610, 27855, 34593, 39915, 40235, 48282, 55710, 57655, 69186, 72423, 79830, 80470, 103779, 115310, 120705, 144846, 172965, 207558, 241410, 345930, 362115, 518895, 549053, 724230, 1037790, 1098106, 1647159, 2745265, 3294318, 4941477, 5490530, 7137689, 8235795, 9882954, 14275378, 16471590, 21413067, 24707385, 35688445, 42826134, 49414770, 64239201, 71376890, 107065335, 128478402, 214130670, 321196005, 642392010]

約数ペア:

[(1, 642392010), (2, 321196005), (3, 214130670), (5, 128478402), (6, 107065335), (9, 71376890), (10, 64239201), (13, 49414770), (15, 42826134), (18, 35688445), (26, 24707385), (30, 21413067), (39, 16471590), (45, 14275378), (65, 9882954), (78, 8235795), (90, 7137689), (117, 5490530), (130, 4941477), (195, 3294318), (234, 2745265), (390, 1647159), (585, 1098106), (619, 1037790), (887, 724230), (1170, 549053), (1238, 518895), (1774, 362115), (1857, 345930), (2661, 241410), (3095, 207558), (3714, 172965), (4435, 144846), (5322, 120705), (5571, 115310), (6190, 103779), (7983, 80470), (8047, 79830), (8870, 72423), (9285, 69186), (11142, 57655), (11531, 55710), (13305, 48282), (15966, 40235), (16094, 39915), (18570, 34593), (23062, 27855), (24141, 26610)]