212943120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:681

約数の個数: 160

約数和(自身を含む): 717704064

約数和(自身を除く): 504760944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 131, 156, 195, 208, 240, 260, 262, 312, 390, 393, 520, 521, 524, 624, 655, 780, 786, 1040, 1042, 1048, 1310, 1560, 1563, 1572, 1703, 1965, 2084, 2096, 2605, 2620, 3120, 3126, 3144, 3406, 3930, 4168, 5109, 5210, 5240, 6252, 6288, 6773, 6812, 7815, 7860, 8336, 8515, 10218, 10420, 10480, 12504, 13546, 13624, 15630, 15720, 17030, 20319, 20436, 20840, 25008, 25545, 27092, 27248, 31260, 31440, 33865, 34060, 40638, 40872, 41680, 51090, 54184, 62520, 67730, 68120, 68251, 81276, 81744, 101595, 102180, 108368, 125040, 135460, 136240, 136502, 162552, 203190, 204360, 204753, 270920, 273004, 325104, 341255, 406380, 408720, 409506, 541840, 546008, 682510, 812760, 819012, 887263, 1023765, 1092016, 1365020, 1625520, 1638024, 1774526, 2047530, 2661789, 2730040, 3276048, 3549052, 4095060, 4436315, 5323578, 5460080, 7098104, 8190120, 8872630, 10647156, 13308945, 14196208, 16380240, 17745260, 21294312, 26617890, 35490520, 42588624, 53235780, 70981040, 106471560, 212943120]

約数ペア:

[(1, 212943120), (2, 106471560), (3, 70981040), (4, 53235780), (5, 42588624), (6, 35490520), (8, 26617890), (10, 21294312), (12, 17745260), (13, 16380240), (15, 14196208), (16, 13308945), (20, 10647156), (24, 8872630), (26, 8190120), (30, 7098104), (39, 5460080), (40, 5323578), (48, 4436315), (52, 4095060), (60, 3549052), (65, 3276048), (78, 2730040), (80, 2661789), (104, 2047530), (120, 1774526), (130, 1638024), (131, 1625520), (156, 1365020), (195, 1092016), (208, 1023765), (240, 887263), (260, 819012), (262, 812760), (312, 682510), (390, 546008), (393, 541840), (520, 409506), (521, 408720), (524, 406380), (624, 341255), (655, 325104), (780, 273004), (786, 270920), (1040, 204753), (1042, 204360), (1048, 203190), (1310, 162552), (1560, 136502), (1563, 136240), (1572, 135460), (1703, 125040), (1965, 108368), (2084, 102180), (2096, 101595), (2605, 81744), (2620, 81276), (3120, 68251), (3126, 68120), (3144, 67730), (3406, 62520), (3930, 54184), (4168, 51090), (5109, 41680), (5210, 40872), (5240, 40638), (6252, 34060), (6288, 33865), (6773, 31440), (6812, 31260), (7815, 27248), (7860, 27092), (8336, 25545), (8515, 25008), (10218, 20840), (10420, 20436), (10480, 20319), (12504, 17030), (13546, 15720), (13624, 15630)]