261790470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:570

約数の個数: 96

約数和(自身を含む): 700876800

約数和(自身を除く): 439086330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 199, 235, 282, 311, 398, 423, 470, 597, 622, 705, 846, 933, 995, 1194, 1410, 1555, 1791, 1866, 1990, 2115, 2799, 2985, 3110, 3582, 4230, 4665, 5598, 5970, 8955, 9330, 9353, 13995, 14617, 17910, 18706, 27990, 28059, 29234, 43851, 46765, 56118, 61889, 73085, 84177, 87702, 93530, 123778, 131553, 140295, 146170, 168354, 185667, 219255, 263106, 280590, 309445, 371334, 420885, 438510, 557001, 618890, 657765, 841770, 928335, 1114002, 1315530, 1856670, 2785005, 2908783, 5570010, 5817566, 8726349, 14543915, 17452698, 26179047, 29087830, 43631745, 52358094, 87263490, 130895235, 261790470]

約数ペア:

[(1, 261790470), (2, 130895235), (3, 87263490), (5, 52358094), (6, 43631745), (9, 29087830), (10, 26179047), (15, 17452698), (18, 14543915), (30, 8726349), (45, 5817566), (47, 5570010), (90, 2908783), (94, 2785005), (141, 1856670), (199, 1315530), (235, 1114002), (282, 928335), (311, 841770), (398, 657765), (423, 618890), (470, 557001), (597, 438510), (622, 420885), (705, 371334), (846, 309445), (933, 280590), (995, 263106), (1194, 219255), (1410, 185667), (1555, 168354), (1791, 146170), (1866, 140295), (1990, 131553), (2115, 123778), (2799, 93530), (2985, 87702), (3110, 84177), (3582, 73085), (4230, 61889), (4665, 56118), (5598, 46765), (5970, 43851), (8955, 29234), (9330, 28059), (9353, 27990), (13995, 18706), (14617, 17910)]