8727980520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{15767}}^1$

素因数の和:16447

約数の個数: 128

約数和(自身を含む): 29971814400

約数和(自身を除く): 21243833880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 659, 840, 1318, 1977, 2636, 3295, 3954, 4613, 5272, 6590, 7908, 9226, 9885, 13180, 13839, 15767, 15816, 18452, 19770, 23065, 26360, 27678, 31534, 36904, 39540, 46130, 47301, 55356, 63068, 69195, 78835, 79080, 92260, 94602, 110369, 110712, 126136, 138390, 157670, 184520, 189204, 220738, 236505, 276780, 315340, 331107, 378408, 441476, 473010, 551845, 553560, 630680, 662214, 882952, 946020, 1103690, 1324428, 1655535, 1892040, 2207380, 2648856, 3311070, 4414760, 6622140, 10390453, 13244280, 20780906, 31171359, 41561812, 51952265, 62342718, 72733171, 83123624, 103904530, 124685436, 145466342, 155856795, 207809060, 218199513, 249370872, 290932684, 311713590, 363665855, 415618120, 436399026, 581865368, 623427180, 727331710, 872798052, 1090997565, 1246854360, 1454663420, 1745596104, 2181995130, 2909326840, 4363990260, 8727980520]

約数ペア:

[(1, 8727980520), (2, 4363990260), (3, 2909326840), (4, 2181995130), (5, 1745596104), (6, 1454663420), (7, 1246854360), (8, 1090997565), (10, 872798052), (12, 727331710), (14, 623427180), (15, 581865368), (20, 436399026), (21, 415618120), (24, 363665855), (28, 311713590), (30, 290932684), (35, 249370872), (40, 218199513), (42, 207809060), (56, 155856795), (60, 145466342), (70, 124685436), (84, 103904530), (105, 83123624), (120, 72733171), (140, 62342718), (168, 51952265), (210, 41561812), (280, 31171359), (420, 20780906), (659, 13244280), (840, 10390453), (1318, 6622140), (1977, 4414760), (2636, 3311070), (3295, 2648856), (3954, 2207380), (4613, 1892040), (5272, 1655535), (6590, 1324428), (7908, 1103690), (9226, 946020), (9885, 882952), (13180, 662214), (13839, 630680), (15767, 553560), (15816, 551845), (18452, 473010), (19770, 441476), (23065, 378408), (26360, 331107), (27678, 315340), (31534, 276780), (36904, 236505), (39540, 220738), (46130, 189204), (47301, 184520), (55356, 157670), (63068, 138390), (69195, 126136), (78835, 110712), (79080, 110369), (92260, 94602)]