254829920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1$

素因数の和:748

約数の個数: 96

約数和(自身を含む): 629959680

約数和(自身を除く): 375129760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 83, 124, 155, 160, 166, 248, 310, 332, 415, 496, 619, 620, 664, 830, 992, 1238, 1240, 1328, 1660, 2476, 2480, 2573, 2656, 3095, 3320, 4952, 4960, 5146, 6190, 6640, 9904, 10292, 12380, 12865, 13280, 19189, 19808, 20584, 24760, 25730, 38378, 41168, 49520, 51377, 51460, 76756, 82336, 95945, 99040, 102754, 102920, 153512, 191890, 205508, 205840, 256885, 307024, 383780, 411016, 411680, 513770, 614048, 767560, 822032, 1027540, 1535120, 1592687, 1644064, 2055080, 3070240, 3185374, 4110160, 6370748, 7963435, 8220320, 12741496, 15926870, 25482992, 31853740, 50965984, 63707480, 127414960, 254829920]

約数ペア:

[(1, 254829920), (2, 127414960), (4, 63707480), (5, 50965984), (8, 31853740), (10, 25482992), (16, 15926870), (20, 12741496), (31, 8220320), (32, 7963435), (40, 6370748), (62, 4110160), (80, 3185374), (83, 3070240), (124, 2055080), (155, 1644064), (160, 1592687), (166, 1535120), (248, 1027540), (310, 822032), (332, 767560), (415, 614048), (496, 513770), (619, 411680), (620, 411016), (664, 383780), (830, 307024), (992, 256885), (1238, 205840), (1240, 205508), (1328, 191890), (1660, 153512), (2476, 102920), (2480, 102754), (2573, 99040), (2656, 95945), (3095, 82336), (3320, 76756), (4952, 51460), (4960, 51377), (5146, 49520), (6190, 41168), (6640, 38378), (9904, 25730), (10292, 24760), (12380, 20584), (12865, 19808), (13280, 19189)]