1638132480

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2683}}^1$

素因数の和:2763

約数の個数: 216

約数和(自身を含む): 5776859088

約数和(自身を除く): 4138726608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 256, 265, 288, 318, 320, 360, 384, 424, 477, 480, 530, 576, 636, 640, 720, 768, 795, 848, 954, 960, 1060, 1152, 1272, 1280, 1440, 1590, 1696, 1908, 1920, 2120, 2304, 2385, 2544, 2683, 2880, 3180, 3392, 3816, 3840, 4240, 4770, 5088, 5366, 5760, 6360, 6784, 7632, 8049, 8480, 9540, 10176, 10732, 11520, 12720, 13415, 13568, 15264, 16098, 16960, 19080, 20352, 21464, 24147, 25440, 26830, 30528, 32196, 33920, 38160, 40245, 40704, 42928, 48294, 50880, 53660, 61056, 64392, 67840, 76320, 80490, 85856, 96588, 101760, 107320, 120735, 122112, 128784, 142199, 152640, 160980, 171712, 193176, 203520, 214640, 241470, 257568, 284398, 305280, 321960, 343424, 386352, 426597, 429280, 482940, 515136, 568796, 610560, 643920, 686848, 710995, 772704, 853194, 858560, 965880, 1030272, 1137592, 1279791, 1287840, 1421990, 1545408, 1706388, 1717120, 1931760, 2060544, 2132985, 2275184, 2559582, 2575680, 2843980, 3090816, 3412776, 3434240, 3863520, 4265970, 4550368, 5119164, 5151360, 5687960, 6181632, 6398955, 6825552, 7727040, 8531940, 9100736, 10238328, 10302720, 11375920, 12797910, 13651104, 15454080, 17063880, 18201472, 20476656, 22751840, 25595820, 27302208, 30908160, 34127760, 36402944, 40953312, 45503680, 51191640, 54604416, 68255520, 81906624, 91007360, 102383280, 109208832, 136511040, 163813248, 182014720, 204766560, 273022080, 327626496, 409533120, 546044160, 819066240, 1638132480]

約数ペア:

[(1, 1638132480), (2, 819066240), (3, 546044160), (4, 409533120), (5, 327626496), (6, 273022080), (8, 204766560), (9, 182014720), (10, 163813248), (12, 136511040), (15, 109208832), (16, 102383280), (18, 91007360), (20, 81906624), (24, 68255520), (30, 54604416), (32, 51191640), (36, 45503680), (40, 40953312), (45, 36402944), (48, 34127760), (53, 30908160), (60, 27302208), (64, 25595820), (72, 22751840), (80, 20476656), (90, 18201472), (96, 17063880), (106, 15454080), (120, 13651104), (128, 12797910), (144, 11375920), (159, 10302720), (160, 10238328), (180, 9100736), (192, 8531940), (212, 7727040), (240, 6825552), (256, 6398955), (265, 6181632), (288, 5687960), (318, 5151360), (320, 5119164), (360, 4550368), (384, 4265970), (424, 3863520), (477, 3434240), (480, 3412776), (530, 3090816), (576, 2843980), (636, 2575680), (640, 2559582), (720, 2275184), (768, 2132985), (795, 2060544), (848, 1931760), (954, 1717120), (960, 1706388), (1060, 1545408), (1152, 1421990), (1272, 1287840), (1280, 1279791), (1440, 1137592), (1590, 1030272), (1696, 965880), (1908, 858560), (1920, 853194), (2120, 772704), (2304, 710995), (2385, 686848), (2544, 643920), (2683, 610560), (2880, 568796), (3180, 515136), (3392, 482940), (3816, 429280), (3840, 426597), (4240, 386352), (4770, 343424), (5088, 321960), (5366, 305280), (5760, 284398), (6360, 257568), (6784, 241470), (7632, 214640), (8049, 203520), (8480, 193176), (9540, 171712), (10176, 160980), (10732, 152640), (11520, 142199), (12720, 128784), (13415, 122112), (13568, 120735), (15264, 107320), (16098, 101760), (16960, 96588), (19080, 85856), (20352, 80490), (21464, 76320), (24147, 67840), (25440, 64392), (26830, 61056), (30528, 53660), (32196, 50880), (33920, 48294), (38160, 42928), (40245, 40704)]