131996800

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 371851200

約数和(自身を除く): 239854400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 76, 80, 95, 100, 104, 128, 130, 152, 160, 167, 190, 200, 208, 247, 260, 304, 320, 325, 334, 380, 400, 416, 475, 494, 520, 608, 640, 650, 668, 760, 800, 832, 835, 950, 988, 1040, 1216, 1235, 1300, 1336, 1520, 1600, 1664, 1670, 1900, 1976, 2080, 2171, 2432, 2470, 2600, 2672, 3040, 3173, 3200, 3340, 3800, 3952, 4160, 4175, 4342, 4940, 5200, 5344, 6080, 6175, 6346, 6680, 7600, 7904, 8320, 8350, 8684, 9880, 10400, 10688, 10855, 12160, 12350, 12692, 13360, 15200, 15808, 15865, 16700, 17368, 19760, 20800, 21376, 21710, 24700, 25384, 26720, 30400, 31616, 31730, 33400, 34736, 39520, 41249, 41600, 43420, 49400, 50768, 53440, 54275, 60800, 63460, 66800, 69472, 79040, 79325, 82498, 86840, 98800, 101536, 106880, 108550, 126920, 133600, 138944, 158080, 158650, 164996, 173680, 197600, 203072, 206245, 217100, 253840, 267200, 277888, 317300, 329992, 347360, 395200, 406144, 412490, 434200, 507680, 534400, 634600, 659984, 694720, 790400, 824980, 868400, 1015360, 1031225, 1269200, 1319968, 1389440, 1649960, 1736800, 2030720, 2062450, 2538400, 2639936, 3299920, 3473600, 4124900, 5076800, 5279872, 6599840, 6947200, 8249800, 10153600, 13199680, 16499600, 26399360, 32999200, 65998400, 131996800]

約数ペア:

[(1, 131996800), (2, 65998400), (4, 32999200), (5, 26399360), (8, 16499600), (10, 13199680), (13, 10153600), (16, 8249800), (19, 6947200), (20, 6599840), (25, 5279872), (26, 5076800), (32, 4124900), (38, 3473600), (40, 3299920), (50, 2639936), (52, 2538400), (64, 2062450), (65, 2030720), (76, 1736800), (80, 1649960), (95, 1389440), (100, 1319968), (104, 1269200), (128, 1031225), (130, 1015360), (152, 868400), (160, 824980), (167, 790400), (190, 694720), (200, 659984), (208, 634600), (247, 534400), (260, 507680), (304, 434200), (320, 412490), (325, 406144), (334, 395200), (380, 347360), (400, 329992), (416, 317300), (475, 277888), (494, 267200), (520, 253840), (608, 217100), (640, 206245), (650, 203072), (668, 197600), (760, 173680), (800, 164996), (832, 158650), (835, 158080), (950, 138944), (988, 133600), (1040, 126920), (1216, 108550), (1235, 106880), (1300, 101536), (1336, 98800), (1520, 86840), (1600, 82498), (1664, 79325), (1670, 79040), (1900, 69472), (1976, 66800), (2080, 63460), (2171, 60800), (2432, 54275), (2470, 53440), (2600, 50768), (2672, 49400), (3040, 43420), (3173, 41600), (3200, 41249), (3340, 39520), (3800, 34736), (3952, 33400), (4160, 31730), (4175, 31616), (4342, 30400), (4940, 26720), (5200, 25384), (5344, 24700), (6080, 21710), (6175, 21376), (6346, 20800), (6680, 19760), (7600, 17368), (7904, 16700), (8320, 15865), (8350, 15808), (8684, 15200), (9880, 13360), (10400, 12692), (10688, 12350), (10855, 12160)]