188490840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 584064000

約数和(自身を除く): 395573160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 79, 118, 120, 158, 177, 236, 237, 295, 316, 337, 354, 395, 472, 474, 590, 632, 674, 708, 790, 885, 948, 1011, 1180, 1185, 1348, 1416, 1580, 1685, 1770, 1896, 2022, 2360, 2370, 2696, 3160, 3370, 3540, 4044, 4661, 4740, 5055, 6740, 7080, 8088, 9322, 9480, 10110, 13480, 13983, 18644, 19883, 20220, 23305, 26623, 27966, 37288, 39766, 40440, 46610, 53246, 55932, 59649, 69915, 79532, 79869, 93220, 99415, 106492, 111864, 119298, 133115, 139830, 159064, 159738, 186440, 198830, 212984, 238596, 266230, 279660, 298245, 319476, 397660, 399345, 477192, 532460, 559320, 596490, 638952, 795320, 798690, 1064920, 1192980, 1570757, 1597380, 2385960, 3141514, 3194760, 4712271, 6283028, 7853785, 9424542, 12566056, 15707570, 18849084, 23561355, 31415140, 37698168, 47122710, 62830280, 94245420, 188490840]

約数ペア:

[(1, 188490840), (2, 94245420), (3, 62830280), (4, 47122710), (5, 37698168), (6, 31415140), (8, 23561355), (10, 18849084), (12, 15707570), (15, 12566056), (20, 9424542), (24, 7853785), (30, 6283028), (40, 4712271), (59, 3194760), (60, 3141514), (79, 2385960), (118, 1597380), (120, 1570757), (158, 1192980), (177, 1064920), (236, 798690), (237, 795320), (295, 638952), (316, 596490), (337, 559320), (354, 532460), (395, 477192), (472, 399345), (474, 397660), (590, 319476), (632, 298245), (674, 279660), (708, 266230), (790, 238596), (885, 212984), (948, 198830), (1011, 186440), (1180, 159738), (1185, 159064), (1348, 139830), (1416, 133115), (1580, 119298), (1685, 111864), (1770, 106492), (1896, 99415), (2022, 93220), (2360, 79869), (2370, 79532), (2696, 69915), (3160, 59649), (3370, 55932), (3540, 53246), (4044, 46610), (4661, 40440), (4740, 39766), (5055, 37288), (6740, 27966), (7080, 26623), (8088, 23305), (9322, 20220), (9480, 19883), (10110, 18644), (13480, 13983)]