19512480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 68584320

約数和(自身を除く): 49071840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 59, 60, 65, 78, 80, 96, 104, 106, 118, 120, 130, 156, 159, 160, 177, 195, 208, 212, 236, 240, 260, 265, 295, 312, 318, 354, 390, 416, 424, 472, 480, 520, 530, 590, 624, 636, 689, 708, 767, 780, 795, 848, 885, 944, 1040, 1060, 1180, 1248, 1272, 1378, 1416, 1534, 1560, 1590, 1696, 1770, 1888, 2067, 2080, 2120, 2301, 2360, 2544, 2756, 2832, 3068, 3120, 3127, 3180, 3445, 3540, 3835, 4134, 4240, 4602, 4720, 5088, 5512, 5664, 6136, 6240, 6254, 6360, 6890, 7080, 7670, 8268, 8480, 9204, 9381, 9440, 10335, 11024, 11505, 12272, 12508, 12720, 13780, 14160, 15340, 15635, 16536, 18408, 18762, 20670, 22048, 23010, 24544, 25016, 25440, 27560, 28320, 30680, 31270, 33072, 36816, 37524, 40651, 41340, 46020, 46905, 50032, 55120, 61360, 62540, 66144, 73632, 75048, 81302, 82680, 92040, 93810, 100064, 110240, 121953, 122720, 125080, 150096, 162604, 165360, 184080, 187620, 203255, 243906, 250160, 300192, 325208, 330720, 368160, 375240, 406510, 487812, 500320, 609765, 650416, 750480, 813020, 975624, 1219530, 1300832, 1500960, 1626040, 1951248, 2439060, 3252080, 3902496, 4878120, 6504160, 9756240, 19512480]

約数ペア:

[(1, 19512480), (2, 9756240), (3, 6504160), (4, 4878120), (5, 3902496), (6, 3252080), (8, 2439060), (10, 1951248), (12, 1626040), (13, 1500960), (15, 1300832), (16, 1219530), (20, 975624), (24, 813020), (26, 750480), (30, 650416), (32, 609765), (39, 500320), (40, 487812), (48, 406510), (52, 375240), (53, 368160), (59, 330720), (60, 325208), (65, 300192), (78, 250160), (80, 243906), (96, 203255), (104, 187620), (106, 184080), (118, 165360), (120, 162604), (130, 150096), (156, 125080), (159, 122720), (160, 121953), (177, 110240), (195, 100064), (208, 93810), (212, 92040), (236, 82680), (240, 81302), (260, 75048), (265, 73632), (295, 66144), (312, 62540), (318, 61360), (354, 55120), (390, 50032), (416, 46905), (424, 46020), (472, 41340), (480, 40651), (520, 37524), (530, 36816), (590, 33072), (624, 31270), (636, 30680), (689, 28320), (708, 27560), (767, 25440), (780, 25016), (795, 24544), (848, 23010), (885, 22048), (944, 20670), (1040, 18762), (1060, 18408), (1180, 16536), (1248, 15635), (1272, 15340), (1378, 14160), (1416, 13780), (1534, 12720), (1560, 12508), (1590, 12272), (1696, 11505), (1770, 11024), (1888, 10335), (2067, 9440), (2080, 9381), (2120, 9204), (2301, 8480), (2360, 8268), (2544, 7670), (2756, 7080), (2832, 6890), (3068, 6360), (3120, 6254), (3127, 6240), (3180, 6136), (3445, 5664), (3540, 5512), (3835, 5088), (4134, 4720), (4240, 4602)]