1220377600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 264

約数和(自身を含む): 3446984240

約数和(自身を除く): 2226606640

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, 190, 193, 200, 208, 247, 256, 260, 304, 320, 325, 380, 386, 400, 416, 475, 494, 512, 520, 608, 640, 650, 760, 772, 800, 832, 950, 965, 988, 1024, 1040, 1216, 1235, 1280, 1300, 1520, 1544, 1600, 1664, 1900, 1930, 1976, 2080, 2432, 2470, 2509, 2560, 2600, 3040, 3088, 3200, 3328, 3667, 3800, 3860, 3952, 4160, 4825, 4864, 4940, 5018, 5120, 5200, 6080, 6175, 6176, 6400, 6656, 7334, 7600, 7720, 7904, 8320, 9650, 9728, 9880, 10036, 10400, 12160, 12350, 12352, 12545, 12800, 13312, 14668, 15200, 15440, 15808, 16640, 18335, 19300, 19456, 19760, 20072, 20800, 24320, 24700, 24704, 25090, 25600, 29336, 30400, 30880, 31616, 33280, 36670, 38600, 39520, 40144, 41600, 47671, 48640, 49400, 49408, 50180, 58672, 60800, 61760, 62725, 63232, 66560, 73340, 77200, 79040, 80288, 83200, 91675, 95342, 97280, 98800, 98816, 100360, 117344, 121600, 123520, 125450, 126464, 146680, 154400, 158080, 160576, 166400, 183350, 190684, 197600, 197632, 200720, 234688, 238355, 243200, 247040, 250900, 252928, 293360, 308800, 316160, 321152, 332800, 366700, 381368, 395200, 401440, 469376, 476710, 486400, 494080, 501800, 586720, 617600, 632320, 642304, 733400, 762736, 790400, 802880, 938752, 953420, 988160, 1003600, 1173440, 1191775, 1235200, 1264640, 1284608, 1466800, 1525472, 1580800, 1605760, 1877504, 1906840, 2007200, 2346880, 2383550, 2470400, 2569216, 2933600, 3050944, 3161600, 3211520, 3755008, 3813680, 4014400, 4693760, 4767100, 4940800, 5867200, 6101888, 6323200, 6423040, 7627360, 8028800, 9387520, 9534200, 11734400, 12203776, 12846080, 15254720, 16057600, 18775040, 19068400, 23468800, 24407552, 30509440, 32115200, 38136800, 46937600, 48815104, 61018880, 64230400, 76273600, 93875200, 122037760, 152547200, 244075520, 305094400, 610188800, 1220377600]

約数ペア:

[(1, 1220377600), (2, 610188800), (4, 305094400), (5, 244075520), (8, 152547200), (10, 122037760), (13, 93875200), (16, 76273600), (19, 64230400), (20, 61018880), (25, 48815104), (26, 46937600), (32, 38136800), (38, 32115200), (40, 30509440), (50, 24407552), (52, 23468800), (64, 19068400), (65, 18775040), (76, 16057600), (80, 15254720), (95, 12846080), (100, 12203776), (104, 11734400), (128, 9534200), (130, 9387520), (152, 8028800), (160, 7627360), (190, 6423040), (193, 6323200), (200, 6101888), (208, 5867200), (247, 4940800), (256, 4767100), (260, 4693760), (304, 4014400), (320, 3813680), (325, 3755008), (380, 3211520), (386, 3161600), (400, 3050944), (416, 2933600), (475, 2569216), (494, 2470400), (512, 2383550), (520, 2346880), (608, 2007200), (640, 1906840), (650, 1877504), (760, 1605760), (772, 1580800), (800, 1525472), (832, 1466800), (950, 1284608), (965, 1264640), (988, 1235200), (1024, 1191775), (1040, 1173440), (1216, 1003600), (1235, 988160), (1280, 953420), (1300, 938752), (1520, 802880), (1544, 790400), (1600, 762736), (1664, 733400), (1900, 642304), (1930, 632320), (1976, 617600), (2080, 586720), (2432, 501800), (2470, 494080), (2509, 486400), (2560, 476710), (2600, 469376), (3040, 401440), (3088, 395200), (3200, 381368), (3328, 366700), (3667, 332800), (3800, 321152), (3860, 316160), (3952, 308800), (4160, 293360), (4825, 252928), (4864, 250900), (4940, 247040), (5018, 243200), (5120, 238355), (5200, 234688), (6080, 200720), (6175, 197632), (6176, 197600), (6400, 190684), (6656, 183350), (7334, 166400), (7600, 160576), (7720, 158080), (7904, 154400), (8320, 146680), (9650, 126464), (9728, 125450), (9880, 123520), (10036, 121600), (10400, 117344), (12160, 100360), (12350, 98816), (12352, 98800), (12545, 97280), (12800, 95342), (13312, 91675), (14668, 83200), (15200, 80288), (15440, 79040), (15808, 77200), (16640, 73340), (18335, 66560), (19300, 63232), (19456, 62725), (19760, 61760), (20072, 60800), (20800, 58672), (24320, 50180), (24700, 49408), (24704, 49400), (25090, 48640), (25600, 47671), (29336, 41600), (30400, 40144), (30880, 39520), (31616, 38600), (33280, 36670)]