18649800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:832

約数の個数: 144

約数和(自身を含む): 67534740

約数和(自身を除く): 48884940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 797, 900, 936, 975, 1170, 1300, 1560, 1594, 1800, 1950, 2340, 2391, 2600, 2925, 3188, 3900, 3985, 4680, 4782, 5850, 6376, 7173, 7800, 7970, 9564, 10361, 11700, 11955, 14346, 15940, 19128, 19925, 20722, 23400, 23910, 28692, 31083, 31880, 35865, 39850, 41444, 47820, 51805, 57384, 59775, 62166, 71730, 79700, 82888, 93249, 95640, 103610, 119550, 124332, 143460, 155415, 159400, 179325, 186498, 207220, 239100, 248664, 259025, 286920, 310830, 358650, 372996, 414440, 466245, 478200, 518050, 621660, 717300, 745992, 777075, 932490, 1036100, 1243320, 1434600, 1554150, 1864980, 2072200, 2331225, 3108300, 3729960, 4662450, 6216600, 9324900, 18649800]

約数ペア:

[(1, 18649800), (2, 9324900), (3, 6216600), (4, 4662450), (5, 3729960), (6, 3108300), (8, 2331225), (9, 2072200), (10, 1864980), (12, 1554150), (13, 1434600), (15, 1243320), (18, 1036100), (20, 932490), (24, 777075), (25, 745992), (26, 717300), (30, 621660), (36, 518050), (39, 478200), (40, 466245), (45, 414440), (50, 372996), (52, 358650), (60, 310830), (65, 286920), (72, 259025), (75, 248664), (78, 239100), (90, 207220), (100, 186498), (104, 179325), (117, 159400), (120, 155415), (130, 143460), (150, 124332), (156, 119550), (180, 103610), (195, 95640), (200, 93249), (225, 82888), (234, 79700), (260, 71730), (300, 62166), (312, 59775), (325, 57384), (360, 51805), (390, 47820), (450, 41444), (468, 39850), (520, 35865), (585, 31880), (600, 31083), (650, 28692), (780, 23910), (797, 23400), (900, 20722), (936, 19925), (975, 19128), (1170, 15940), (1300, 14346), (1560, 11955), (1594, 11700), (1800, 10361), (1950, 9564), (2340, 7970), (2391, 7800), (2600, 7173), (2925, 6376), (3188, 5850), (3900, 4782), (3985, 4680)]