2009098980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{227789}}^1$

素因数の和:227818

約数の個数: 108

約数和(自身を含む): 7089280380

約数和(自身を除く): 5080181400

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 227789, 455578, 683367, 911156, 1138945, 1366734, 1594523, 2050101, 2277890, 2733468, 3189046, 3416835, 4100202, 4555780, 4783569, 6378092, 6833670, 7972615, 8200404, 9567138, 10250505, 11161661, 13667340, 14350707, 15945230, 19134276, 20501010, 22323322, 23917845, 28701414, 31890460, 33484983, 41002020, 44646644, 47835690, 55808305, 57402828, 66969966, 71753535, 95671380, 100454949, 111616610, 133939932, 143507070, 167424915, 200909898, 223233220, 287014140, 334849830, 401819796, 502274745, 669699660, 1004549490, 2009098980]

約数ペア:

[(1, 2009098980), (2, 1004549490), (3, 669699660), (4, 502274745), (5, 401819796), (6, 334849830), (7, 287014140), (9, 223233220), (10, 200909898), (12, 167424915), (14, 143507070), (15, 133939932), (18, 111616610), (20, 100454949), (21, 95671380), (28, 71753535), (30, 66969966), (35, 57402828), (36, 55808305), (42, 47835690), (45, 44646644), (49, 41002020), (60, 33484983), (63, 31890460), (70, 28701414), (84, 23917845), (90, 22323322), (98, 20501010), (105, 19134276), (126, 15945230), (140, 14350707), (147, 13667340), (180, 11161661), (196, 10250505), (210, 9567138), (245, 8200404), (252, 7972615), (294, 6833670), (315, 6378092), (420, 4783569), (441, 4555780), (490, 4100202), (588, 3416835), (630, 3189046), (735, 2733468), (882, 2277890), (980, 2050101), (1260, 1594523), (1470, 1366734), (1764, 1138945), (2205, 911156), (2940, 683367), (4410, 455578), (8820, 227789)]