129272520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{479}}^1$

素因数の和:679

約数の個数: 128

約数和(自身を含む): 420940800

約数和(自身を除く): 291668280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 173, 195, 260, 312, 346, 390, 479, 519, 520, 692, 780, 865, 958, 1038, 1384, 1437, 1560, 1730, 1916, 2076, 2249, 2395, 2595, 2874, 3460, 3832, 4152, 4498, 4790, 5190, 5748, 6227, 6747, 6920, 7185, 8996, 9580, 10380, 11245, 11496, 12454, 13494, 14370, 17992, 18681, 19160, 20760, 22490, 24908, 26988, 28740, 31135, 33735, 37362, 44980, 49816, 53976, 57480, 62270, 67470, 74724, 82867, 89960, 93405, 124540, 134940, 149448, 165734, 186810, 248601, 249080, 269880, 331468, 373620, 414335, 497202, 662936, 747240, 828670, 994404, 1077271, 1243005, 1657340, 1988808, 2154542, 2486010, 3231813, 3314680, 4309084, 4972020, 5386355, 6463626, 8618168, 9944040, 10772710, 12927252, 16159065, 21545420, 25854504, 32318130, 43090840, 64636260, 129272520]

約数ペア:

[(1, 129272520), (2, 64636260), (3, 43090840), (4, 32318130), (5, 25854504), (6, 21545420), (8, 16159065), (10, 12927252), (12, 10772710), (13, 9944040), (15, 8618168), (20, 6463626), (24, 5386355), (26, 4972020), (30, 4309084), (39, 3314680), (40, 3231813), (52, 2486010), (60, 2154542), (65, 1988808), (78, 1657340), (104, 1243005), (120, 1077271), (130, 994404), (156, 828670), (173, 747240), (195, 662936), (260, 497202), (312, 414335), (346, 373620), (390, 331468), (479, 269880), (519, 249080), (520, 248601), (692, 186810), (780, 165734), (865, 149448), (958, 134940), (1038, 124540), (1384, 93405), (1437, 89960), (1560, 82867), (1730, 74724), (1916, 67470), (2076, 62270), (2249, 57480), (2395, 53976), (2595, 49816), (2874, 44980), (3460, 37362), (3832, 33735), (4152, 31135), (4498, 28740), (4790, 26988), (5190, 24908), (5748, 22490), (6227, 20760), (6747, 19160), (6920, 18681), (7185, 17992), (8996, 14370), (9580, 13494), (10380, 12454), (11245, 11496)]