2558430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 7907328

約数和(自身を除く): 5348898

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 131, 155, 186, 210, 217, 262, 279, 310, 315, 393, 434, 465, 558, 630, 651, 655, 786, 917, 930, 1085, 1179, 1302, 1310, 1395, 1834, 1953, 1965, 2170, 2358, 2751, 2790, 3255, 3906, 3930, 4061, 4585, 5502, 5895, 6510, 8122, 8253, 9170, 9765, 11790, 12183, 13755, 16506, 19530, 20305, 24366, 27510, 28427, 36549, 40610, 41265, 56854, 60915, 73098, 82530, 85281, 121830, 142135, 170562, 182745, 255843, 284270, 365490, 426405, 511686, 852810, 1279215, 2558430]

約数ペア:

[(1, 2558430), (2, 1279215), (3, 852810), (5, 511686), (6, 426405), (7, 365490), (9, 284270), (10, 255843), (14, 182745), (15, 170562), (18, 142135), (21, 121830), (30, 85281), (31, 82530), (35, 73098), (42, 60915), (45, 56854), (62, 41265), (63, 40610), (70, 36549), (90, 28427), (93, 27510), (105, 24366), (126, 20305), (131, 19530), (155, 16506), (186, 13755), (210, 12183), (217, 11790), (262, 9765), (279, 9170), (310, 8253), (315, 8122), (393, 6510), (434, 5895), (465, 5502), (558, 4585), (630, 4061), (651, 3930), (655, 3906), (786, 3255), (917, 2790), (930, 2751), (1085, 2358), (1179, 2170), (1302, 1965), (1310, 1953), (1395, 1834)]