20129160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 63866880

約数和(自身を除く): 43737720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 47, 60, 83, 86, 94, 120, 129, 141, 166, 172, 188, 215, 235, 249, 258, 282, 332, 344, 376, 415, 430, 470, 498, 516, 564, 645, 664, 705, 830, 860, 940, 996, 1032, 1128, 1245, 1290, 1410, 1660, 1720, 1880, 1992, 2021, 2490, 2580, 2820, 3320, 3569, 3901, 4042, 4980, 5160, 5640, 6063, 7138, 7802, 8084, 9960, 10105, 10707, 11703, 12126, 14276, 15604, 16168, 17845, 19505, 20210, 21414, 23406, 24252, 28552, 30315, 31208, 35690, 39010, 40420, 42828, 46812, 48504, 53535, 58515, 60630, 71380, 78020, 80840, 85656, 93624, 107070, 117030, 121260, 142760, 156040, 167743, 214140, 234060, 242520, 335486, 428280, 468120, 503229, 670972, 838715, 1006458, 1341944, 1677430, 2012916, 2516145, 3354860, 4025832, 5032290, 6709720, 10064580, 20129160]

約数ペア:

[(1, 20129160), (2, 10064580), (3, 6709720), (4, 5032290), (5, 4025832), (6, 3354860), (8, 2516145), (10, 2012916), (12, 1677430), (15, 1341944), (20, 1006458), (24, 838715), (30, 670972), (40, 503229), (43, 468120), (47, 428280), (60, 335486), (83, 242520), (86, 234060), (94, 214140), (120, 167743), (129, 156040), (141, 142760), (166, 121260), (172, 117030), (188, 107070), (215, 93624), (235, 85656), (249, 80840), (258, 78020), (282, 71380), (332, 60630), (344, 58515), (376, 53535), (415, 48504), (430, 46812), (470, 42828), (498, 40420), (516, 39010), (564, 35690), (645, 31208), (664, 30315), (705, 28552), (830, 24252), (860, 23406), (940, 21414), (996, 20210), (1032, 19505), (1128, 17845), (1245, 16168), (1290, 15604), (1410, 14276), (1660, 12126), (1720, 11703), (1880, 10707), (1992, 10105), (2021, 9960), (2490, 8084), (2580, 7802), (2820, 7138), (3320, 6063), (3569, 5640), (3901, 5160), (4042, 4980)]