1782270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 128

約数和(自身を含む): 5806080

約数和(自身を除く): 4023810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 41, 42, 45, 46, 54, 63, 69, 70, 82, 90, 105, 115, 123, 126, 135, 138, 161, 189, 205, 207, 210, 230, 246, 270, 287, 315, 322, 345, 369, 378, 410, 414, 483, 574, 615, 621, 630, 690, 738, 805, 861, 943, 945, 966, 1035, 1107, 1230, 1242, 1435, 1449, 1610, 1722, 1845, 1886, 1890, 2070, 2214, 2415, 2583, 2829, 2870, 2898, 3105, 3690, 4305, 4347, 4715, 4830, 5166, 5535, 5658, 6210, 6601, 7245, 7749, 8487, 8610, 8694, 9430, 11070, 12915, 13202, 14145, 14490, 15498, 16974, 19803, 21735, 25461, 25830, 28290, 33005, 38745, 39606, 42435, 43470, 50922, 59409, 66010, 77490, 84870, 99015, 118818, 127305, 178227, 198030, 254610, 297045, 356454, 594090, 891135, 1782270]

約数ペア:

[(1, 1782270), (2, 891135), (3, 594090), (5, 356454), (6, 297045), (7, 254610), (9, 198030), (10, 178227), (14, 127305), (15, 118818), (18, 99015), (21, 84870), (23, 77490), (27, 66010), (30, 59409), (35, 50922), (41, 43470), (42, 42435), (45, 39606), (46, 38745), (54, 33005), (63, 28290), (69, 25830), (70, 25461), (82, 21735), (90, 19803), (105, 16974), (115, 15498), (123, 14490), (126, 14145), (135, 13202), (138, 12915), (161, 11070), (189, 9430), (205, 8694), (207, 8610), (210, 8487), (230, 7749), (246, 7245), (270, 6601), (287, 6210), (315, 5658), (322, 5535), (345, 5166), (369, 4830), (378, 4715), (410, 4347), (414, 4305), (483, 3690), (574, 3105), (615, 2898), (621, 2870), (630, 2829), (690, 2583), (738, 2415), (805, 2214), (861, 2070), (943, 1890), (945, 1886), (966, 1845), (1035, 1722), (1107, 1610), (1230, 1449), (1242, 1435)]