31668210

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 98594496

約数和(自身を除く): 66926286

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 43, 45, 49, 63, 70, 86, 90, 98, 105, 126, 129, 147, 167, 210, 215, 245, 258, 294, 301, 315, 334, 387, 430, 441, 490, 501, 602, 630, 645, 735, 774, 835, 882, 903, 1002, 1169, 1290, 1470, 1503, 1505, 1670, 1806, 1935, 2107, 2205, 2338, 2505, 2709, 3006, 3010, 3507, 3870, 4214, 4410, 4515, 5010, 5418, 5845, 6321, 7014, 7181, 7515, 8183, 9030, 10521, 10535, 11690, 12642, 13545, 14362, 15030, 16366, 17535, 18963, 21042, 21070, 21543, 24549, 27090, 31605, 35070, 35905, 37926, 40915, 43086, 49098, 50267, 52605, 63210, 64629, 71810, 73647, 81830, 94815, 100534, 105210, 107715, 122745, 129258, 147294, 150801, 189630, 215430, 245490, 251335, 301602, 323145, 351869, 368235, 452403, 502670, 646290, 703738, 736470, 754005, 904806, 1055607, 1508010, 1759345, 2111214, 2262015, 3166821, 3518690, 4524030, 5278035, 6333642, 10556070, 15834105, 31668210]

約数ペア:

[(1, 31668210), (2, 15834105), (3, 10556070), (5, 6333642), (6, 5278035), (7, 4524030), (9, 3518690), (10, 3166821), (14, 2262015), (15, 2111214), (18, 1759345), (21, 1508010), (30, 1055607), (35, 904806), (42, 754005), (43, 736470), (45, 703738), (49, 646290), (63, 502670), (70, 452403), (86, 368235), (90, 351869), (98, 323145), (105, 301602), (126, 251335), (129, 245490), (147, 215430), (167, 189630), (210, 150801), (215, 147294), (245, 129258), (258, 122745), (294, 107715), (301, 105210), (315, 100534), (334, 94815), (387, 81830), (430, 73647), (441, 71810), (490, 64629), (501, 63210), (602, 52605), (630, 50267), (645, 49098), (735, 43086), (774, 40915), (835, 37926), (882, 35905), (903, 35070), (1002, 31605), (1169, 27090), (1290, 24549), (1470, 21543), (1503, 21070), (1505, 21042), (1670, 18963), (1806, 17535), (1935, 16366), (2107, 15030), (2205, 14362), (2338, 13545), (2505, 12642), (2709, 11690), (3006, 10535), (3010, 10521), (3507, 9030), (3870, 8183), (4214, 7515), (4410, 7181), (4515, 7014), (5010, 6321), (5418, 5845)]