31802240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 83721600

約数和(自身を除く): 51919360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 79, 80, 85, 128, 136, 148, 158, 160, 170, 185, 272, 296, 316, 320, 340, 370, 395, 544, 592, 629, 632, 640, 680, 740, 790, 1088, 1184, 1258, 1264, 1343, 1360, 1480, 1580, 2176, 2368, 2516, 2528, 2686, 2720, 2923, 2960, 3145, 3160, 4736, 5032, 5056, 5372, 5440, 5846, 5920, 6290, 6320, 6715, 10064, 10112, 10744, 10880, 11692, 11840, 12580, 12640, 13430, 14615, 20128, 21488, 23384, 23680, 25160, 25280, 26860, 29230, 40256, 42976, 46768, 49691, 50320, 50560, 53720, 58460, 80512, 85952, 93536, 99382, 100640, 107440, 116920, 171904, 187072, 198764, 201280, 214880, 233840, 248455, 374144, 397528, 402560, 429760, 467680, 496910, 795056, 859520, 935360, 993820, 1590112, 1870720, 1987640, 3180224, 3975280, 6360448, 7950560, 15901120, 31802240]

約数ペア:

[(1, 31802240), (2, 15901120), (4, 7950560), (5, 6360448), (8, 3975280), (10, 3180224), (16, 1987640), (17, 1870720), (20, 1590112), (32, 993820), (34, 935360), (37, 859520), (40, 795056), (64, 496910), (68, 467680), (74, 429760), (79, 402560), (80, 397528), (85, 374144), (128, 248455), (136, 233840), (148, 214880), (158, 201280), (160, 198764), (170, 187072), (185, 171904), (272, 116920), (296, 107440), (316, 100640), (320, 99382), (340, 93536), (370, 85952), (395, 80512), (544, 58460), (592, 53720), (629, 50560), (632, 50320), (640, 49691), (680, 46768), (740, 42976), (790, 40256), (1088, 29230), (1184, 26860), (1258, 25280), (1264, 25160), (1343, 23680), (1360, 23384), (1480, 21488), (1580, 20128), (2176, 14615), (2368, 13430), (2516, 12640), (2528, 12580), (2686, 11840), (2720, 11692), (2923, 10880), (2960, 10744), (3145, 10112), (3160, 10064), (4736, 6715), (5032, 6320), (5056, 6290), (5372, 5920), (5440, 5846)]