12809880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 128

約数和(自身を含む): 44280000

約数和(自身を除く): 31470120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 409, 435, 522, 540, 580, 696, 783, 818, 870, 1044, 1080, 1160, 1227, 1305, 1566, 1636, 1740, 2045, 2088, 2454, 2610, 3132, 3272, 3480, 3681, 3915, 4090, 4908, 5220, 6135, 6264, 7362, 7830, 8180, 9816, 10440, 11043, 11861, 12270, 14724, 15660, 16360, 18405, 22086, 23722, 24540, 29448, 31320, 35583, 36810, 44172, 47444, 49080, 55215, 59305, 71166, 73620, 88344, 94888, 106749, 110430, 118610, 142332, 147240, 177915, 213498, 220860, 237220, 284664, 320247, 355830, 426996, 441720, 474440, 533745, 640494, 711660, 853992, 1067490, 1280988, 1423320, 1601235, 2134980, 2561976, 3202470, 4269960, 6404940, 12809880]

約数ペア:

[(1, 12809880), (2, 6404940), (3, 4269960), (4, 3202470), (5, 2561976), (6, 2134980), (8, 1601235), (9, 1423320), (10, 1280988), (12, 1067490), (15, 853992), (18, 711660), (20, 640494), (24, 533745), (27, 474440), (29, 441720), (30, 426996), (36, 355830), (40, 320247), (45, 284664), (54, 237220), (58, 220860), (60, 213498), (72, 177915), (87, 147240), (90, 142332), (108, 118610), (116, 110430), (120, 106749), (135, 94888), (145, 88344), (174, 73620), (180, 71166), (216, 59305), (232, 55215), (261, 49080), (270, 47444), (290, 44172), (348, 36810), (360, 35583), (409, 31320), (435, 29448), (522, 24540), (540, 23722), (580, 22086), (696, 18405), (783, 16360), (818, 15660), (870, 14724), (1044, 12270), (1080, 11861), (1160, 11043), (1227, 10440), (1305, 9816), (1566, 8180), (1636, 7830), (1740, 7362), (2045, 6264), (2088, 6135), (2454, 5220), (2610, 4908), (3132, 4090), (3272, 3915), (3480, 3681)]