128898900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:535

約数の個数: 216

約数和(自身を含む): 454970880

約数和(自身を除く): 326071980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 25, 26, 30, 36, 39, 45, 46, 50, 52, 60, 65, 69, 75, 78, 90, 92, 100, 115, 117, 130, 138, 150, 156, 180, 195, 207, 225, 230, 234, 260, 276, 299, 300, 325, 345, 390, 414, 450, 460, 468, 479, 575, 585, 598, 650, 690, 780, 828, 897, 900, 958, 975, 1035, 1150, 1170, 1196, 1300, 1380, 1437, 1495, 1725, 1794, 1916, 1950, 2070, 2300, 2340, 2395, 2691, 2874, 2925, 2990, 3450, 3588, 3900, 4140, 4311, 4485, 4790, 5175, 5382, 5748, 5850, 5980, 6227, 6900, 7185, 7475, 8622, 8970, 9580, 10350, 10764, 11017, 11700, 11975, 12454, 13455, 14370, 14950, 17244, 17940, 18681, 20700, 21555, 22034, 22425, 23950, 24908, 26910, 28740, 29900, 31135, 33051, 35925, 37362, 43110, 44068, 44850, 47900, 53820, 55085, 56043, 62270, 66102, 67275, 71850, 74724, 86220, 89700, 93405, 99153, 107775, 110170, 112086, 124540, 132204, 134550, 143221, 143700, 155675, 165255, 186810, 198306, 215550, 220340, 224172, 269100, 275425, 280215, 286442, 311350, 330510, 373620, 396612, 429663, 431100, 467025, 495765, 550850, 560430, 572884, 622700, 661020, 716105, 826275, 859326, 934050, 991530, 1101700, 1120860, 1288989, 1401075, 1432210, 1652550, 1718652, 1868100, 1983060, 2148315, 2478825, 2577978, 2802150, 2864420, 3305100, 3580525, 4296630, 4957650, 5155956, 5604300, 6444945, 7161050, 8593260, 9915300, 10741575, 12889890, 14322100, 21483150, 25779780, 32224725, 42966300, 64449450, 128898900]

約数ペア:

[(1, 128898900), (2, 64449450), (3, 42966300), (4, 32224725), (5, 25779780), (6, 21483150), (9, 14322100), (10, 12889890), (12, 10741575), (13, 9915300), (15, 8593260), (18, 7161050), (20, 6444945), (23, 5604300), (25, 5155956), (26, 4957650), (30, 4296630), (36, 3580525), (39, 3305100), (45, 2864420), (46, 2802150), (50, 2577978), (52, 2478825), (60, 2148315), (65, 1983060), (69, 1868100), (75, 1718652), (78, 1652550), (90, 1432210), (92, 1401075), (100, 1288989), (115, 1120860), (117, 1101700), (130, 991530), (138, 934050), (150, 859326), (156, 826275), (180, 716105), (195, 661020), (207, 622700), (225, 572884), (230, 560430), (234, 550850), (260, 495765), (276, 467025), (299, 431100), (300, 429663), (325, 396612), (345, 373620), (390, 330510), (414, 311350), (450, 286442), (460, 280215), (468, 275425), (479, 269100), (575, 224172), (585, 220340), (598, 215550), (650, 198306), (690, 186810), (780, 165255), (828, 155675), (897, 143700), (900, 143221), (958, 134550), (975, 132204), (1035, 124540), (1150, 112086), (1170, 110170), (1196, 107775), (1300, 99153), (1380, 93405), (1437, 89700), (1495, 86220), (1725, 74724), (1794, 71850), (1916, 67275), (1950, 66102), (2070, 62270), (2300, 56043), (2340, 55085), (2395, 53820), (2691, 47900), (2874, 44850), (2925, 44068), (2990, 43110), (3450, 37362), (3588, 35925), (3900, 33051), (4140, 31135), (4311, 29900), (4485, 28740), (4790, 26910), (5175, 24908), (5382, 23950), (5748, 22425), (5850, 22034), (5980, 21555), (6227, 20700), (6900, 18681), (7185, 17940), (7475, 17244), (8622, 14950), (8970, 14370), (9580, 13455), (10350, 12454), (10764, 11975), (11017, 11700)]