620384960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:263

約数の個数: 224

約数和(自身を含む): 1720535040

約数和(自身を除く): 1100150080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 47, 52, 64, 65, 76, 80, 94, 95, 104, 130, 152, 160, 167, 188, 190, 208, 235, 247, 260, 304, 320, 334, 376, 380, 416, 470, 494, 520, 608, 611, 668, 752, 760, 832, 835, 893, 940, 988, 1040, 1216, 1222, 1235, 1336, 1504, 1520, 1670, 1786, 1880, 1976, 2080, 2171, 2444, 2470, 2672, 3008, 3040, 3055, 3173, 3340, 3572, 3760, 3952, 4160, 4342, 4465, 4888, 4940, 5344, 6080, 6110, 6346, 6680, 7144, 7520, 7849, 7904, 8684, 8930, 9776, 9880, 10688, 10855, 11609, 12220, 12692, 13360, 14288, 15040, 15698, 15808, 15865, 17368, 17860, 19552, 19760, 21710, 23218, 24440, 25384, 26720, 28576, 31396, 31730, 34736, 35720, 39104, 39245, 39520, 41249, 43420, 46436, 48880, 50768, 53440, 57152, 58045, 62792, 63460, 69472, 71440, 78490, 79040, 82498, 86840, 92872, 97760, 101536, 102037, 116090, 125584, 126920, 138944, 142880, 149131, 156980, 164996, 173680, 185744, 195520, 203072, 204074, 206245, 232180, 251168, 253840, 285760, 298262, 313960, 329992, 347360, 371488, 408148, 412490, 464360, 502336, 507680, 510185, 596524, 627920, 659984, 694720, 742976, 745655, 816296, 824980, 928720, 1015360, 1020370, 1193048, 1255840, 1319968, 1491310, 1632592, 1649960, 1857440, 1938703, 2040740, 2386096, 2511680, 2639936, 2982620, 3265184, 3299920, 3714880, 3877406, 4081480, 4772192, 5965240, 6530368, 6599840, 7754812, 8162960, 9544384, 9693515, 11930480, 13199680, 15509624, 16325920, 19387030, 23860960, 31019248, 32651840, 38774060, 47721920, 62038496, 77548120, 124076992, 155096240, 310192480, 620384960]

約数ペア:

[(1, 620384960), (2, 310192480), (4, 155096240), (5, 124076992), (8, 77548120), (10, 62038496), (13, 47721920), (16, 38774060), (19, 32651840), (20, 31019248), (26, 23860960), (32, 19387030), (38, 16325920), (40, 15509624), (47, 13199680), (52, 11930480), (64, 9693515), (65, 9544384), (76, 8162960), (80, 7754812), (94, 6599840), (95, 6530368), (104, 5965240), (130, 4772192), (152, 4081480), (160, 3877406), (167, 3714880), (188, 3299920), (190, 3265184), (208, 2982620), (235, 2639936), (247, 2511680), (260, 2386096), (304, 2040740), (320, 1938703), (334, 1857440), (376, 1649960), (380, 1632592), (416, 1491310), (470, 1319968), (494, 1255840), (520, 1193048), (608, 1020370), (611, 1015360), (668, 928720), (752, 824980), (760, 816296), (832, 745655), (835, 742976), (893, 694720), (940, 659984), (988, 627920), (1040, 596524), (1216, 510185), (1222, 507680), (1235, 502336), (1336, 464360), (1504, 412490), (1520, 408148), (1670, 371488), (1786, 347360), (1880, 329992), (1976, 313960), (2080, 298262), (2171, 285760), (2444, 253840), (2470, 251168), (2672, 232180), (3008, 206245), (3040, 204074), (3055, 203072), (3173, 195520), (3340, 185744), (3572, 173680), (3760, 164996), (3952, 156980), (4160, 149131), (4342, 142880), (4465, 138944), (4888, 126920), (4940, 125584), (5344, 116090), (6080, 102037), (6110, 101536), (6346, 97760), (6680, 92872), (7144, 86840), (7520, 82498), (7849, 79040), (7904, 78490), (8684, 71440), (8930, 69472), (9776, 63460), (9880, 62792), (10688, 58045), (10855, 57152), (11609, 53440), (12220, 50768), (12692, 48880), (13360, 46436), (14288, 43420), (15040, 41249), (15698, 39520), (15808, 39245), (15865, 39104), (17368, 35720), (17860, 34736), (19552, 31730), (19760, 31396), (21710, 28576), (23218, 26720), (24440, 25384)]