217049490

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2865

約数の個数: 128

約数和(自身を含む): 677859840

約数和(自身を除く): 460810350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 41, 42, 45, 54, 63, 70, 82, 90, 105, 123, 126, 135, 189, 205, 210, 246, 270, 287, 315, 369, 378, 410, 574, 615, 630, 738, 861, 945, 1107, 1230, 1435, 1722, 1845, 1890, 2214, 2583, 2801, 2870, 3690, 4305, 5166, 5535, 5602, 7749, 8403, 8610, 11070, 12915, 14005, 15498, 16806, 19607, 25209, 25830, 28010, 38745, 39214, 42015, 50418, 58821, 75627, 77490, 84030, 98035, 114841, 117642, 126045, 151254, 176463, 196070, 229682, 252090, 294105, 344523, 352926, 378135, 529389, 574205, 588210, 689046, 756270, 803887, 882315, 1033569, 1058778, 1148410, 1607774, 1722615, 1764630, 2067138, 2411661, 2646945, 3100707, 3445230, 4019435, 4823322, 5167845, 5293890, 6201414, 7234983, 8038870, 10335690, 12058305, 14469966, 15503535, 21704949, 24116610, 31007070, 36174915, 43409898, 72349830, 108524745, 217049490]

約数ペア:

[(1, 217049490), (2, 108524745), (3, 72349830), (5, 43409898), (6, 36174915), (7, 31007070), (9, 24116610), (10, 21704949), (14, 15503535), (15, 14469966), (18, 12058305), (21, 10335690), (27, 8038870), (30, 7234983), (35, 6201414), (41, 5293890), (42, 5167845), (45, 4823322), (54, 4019435), (63, 3445230), (70, 3100707), (82, 2646945), (90, 2411661), (105, 2067138), (123, 1764630), (126, 1722615), (135, 1607774), (189, 1148410), (205, 1058778), (210, 1033569), (246, 882315), (270, 803887), (287, 756270), (315, 689046), (369, 588210), (378, 574205), (410, 529389), (574, 378135), (615, 352926), (630, 344523), (738, 294105), (861, 252090), (945, 229682), (1107, 196070), (1230, 176463), (1435, 151254), (1722, 126045), (1845, 117642), (1890, 114841), (2214, 98035), (2583, 84030), (2801, 77490), (2870, 75627), (3690, 58821), (4305, 50418), (5166, 42015), (5535, 39214), (5602, 38745), (7749, 28010), (8403, 25830), (8610, 25209), (11070, 19607), (12915, 16806), (14005, 15498)]