31102440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 99532800

約数和(自身を除く): 68430360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 59, 60, 69, 92, 115, 118, 120, 138, 177, 184, 191, 230, 236, 276, 295, 345, 354, 382, 460, 472, 552, 573, 590, 690, 708, 764, 885, 920, 955, 1146, 1180, 1357, 1380, 1416, 1528, 1770, 1910, 2292, 2360, 2714, 2760, 2865, 3540, 3820, 4071, 4393, 4584, 5428, 5730, 6785, 7080, 7640, 8142, 8786, 10856, 11269, 11460, 13179, 13570, 16284, 17572, 20355, 21965, 22538, 22920, 26358, 27140, 32568, 33807, 35144, 40710, 43930, 45076, 52716, 54280, 56345, 65895, 67614, 81420, 87860, 90152, 105432, 112690, 131790, 135228, 162840, 169035, 175720, 225380, 259187, 263580, 270456, 338070, 450760, 518374, 527160, 676140, 777561, 1036748, 1295935, 1352280, 1555122, 2073496, 2591870, 3110244, 3887805, 5183740, 6220488, 7775610, 10367480, 15551220, 31102440]

約数ペア:

[(1, 31102440), (2, 15551220), (3, 10367480), (4, 7775610), (5, 6220488), (6, 5183740), (8, 3887805), (10, 3110244), (12, 2591870), (15, 2073496), (20, 1555122), (23, 1352280), (24, 1295935), (30, 1036748), (40, 777561), (46, 676140), (59, 527160), (60, 518374), (69, 450760), (92, 338070), (115, 270456), (118, 263580), (120, 259187), (138, 225380), (177, 175720), (184, 169035), (191, 162840), (230, 135228), (236, 131790), (276, 112690), (295, 105432), (345, 90152), (354, 87860), (382, 81420), (460, 67614), (472, 65895), (552, 56345), (573, 54280), (590, 52716), (690, 45076), (708, 43930), (764, 40710), (885, 35144), (920, 33807), (955, 32568), (1146, 27140), (1180, 26358), (1357, 22920), (1380, 22538), (1416, 21965), (1528, 20355), (1770, 17572), (1910, 16284), (2292, 13570), (2360, 13179), (2714, 11460), (2760, 11269), (2865, 10856), (3540, 8786), (3820, 8142), (4071, 7640), (4393, 7080), (4584, 6785), (5428, 5730)]