19696560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 47799120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 107, 118, 120, 130, 156, 177, 195, 208, 214, 236, 240, 260, 295, 312, 321, 354, 390, 428, 472, 520, 535, 590, 624, 642, 708, 767, 780, 856, 885, 944, 1040, 1070, 1180, 1284, 1391, 1416, 1534, 1560, 1605, 1712, 1770, 2140, 2301, 2360, 2568, 2782, 2832, 3068, 3120, 3210, 3540, 3835, 4173, 4280, 4602, 4720, 5136, 5564, 6136, 6313, 6420, 6955, 7080, 7670, 8346, 8560, 9204, 11128, 11505, 12272, 12626, 12840, 13910, 14160, 15340, 16692, 18408, 18939, 20865, 22256, 23010, 25252, 25680, 27820, 30680, 31565, 33384, 36816, 37878, 41730, 46020, 50504, 55640, 61360, 63130, 66768, 75756, 82069, 83460, 92040, 94695, 101008, 111280, 126260, 151512, 164138, 166920, 184080, 189390, 246207, 252520, 303024, 328276, 333840, 378780, 410345, 492414, 505040, 656552, 757560, 820690, 984828, 1231035, 1313104, 1515120, 1641380, 1969656, 2462070, 3282760, 3939312, 4924140, 6565520, 9848280, 19696560]

約数ペア:

[(1, 19696560), (2, 9848280), (3, 6565520), (4, 4924140), (5, 3939312), (6, 3282760), (8, 2462070), (10, 1969656), (12, 1641380), (13, 1515120), (15, 1313104), (16, 1231035), (20, 984828), (24, 820690), (26, 757560), (30, 656552), (39, 505040), (40, 492414), (48, 410345), (52, 378780), (59, 333840), (60, 328276), (65, 303024), (78, 252520), (80, 246207), (104, 189390), (107, 184080), (118, 166920), (120, 164138), (130, 151512), (156, 126260), (177, 111280), (195, 101008), (208, 94695), (214, 92040), (236, 83460), (240, 82069), (260, 75756), (295, 66768), (312, 63130), (321, 61360), (354, 55640), (390, 50504), (428, 46020), (472, 41730), (520, 37878), (535, 36816), (590, 33384), (624, 31565), (642, 30680), (708, 27820), (767, 25680), (780, 25252), (856, 23010), (885, 22256), (944, 20865), (1040, 18939), (1070, 18408), (1180, 16692), (1284, 15340), (1391, 14160), (1416, 13910), (1534, 12840), (1560, 12626), (1605, 12272), (1712, 11505), (1770, 11128), (2140, 9204), (2301, 8560), (2360, 8346), (2568, 7670), (2782, 7080), (2832, 6955), (3068, 6420), (3120, 6313), (3210, 6136), (3540, 5564), (3835, 5136), (4173, 4720), (4280, 4602)]