131309220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:842

約数の個数: 144

約数和(自身を含む): 435516480

約数和(自身を除く): 304207260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 59, 60, 70, 84, 98, 105, 118, 140, 147, 177, 196, 210, 236, 245, 294, 295, 354, 413, 420, 490, 588, 590, 708, 735, 757, 826, 885, 980, 1180, 1239, 1470, 1514, 1652, 1770, 2065, 2271, 2478, 2891, 2940, 3028, 3540, 3785, 4130, 4542, 4956, 5299, 5782, 6195, 7570, 8260, 8673, 9084, 10598, 11355, 11564, 12390, 14455, 15140, 15897, 17346, 21196, 22710, 24780, 26495, 28910, 31794, 34692, 37093, 43365, 44663, 45420, 52990, 57820, 63588, 74186, 79485, 86730, 89326, 105980, 111279, 133989, 148372, 158970, 173460, 178652, 185465, 222558, 223315, 267978, 312641, 317940, 370930, 445116, 446630, 535956, 556395, 625282, 669945, 741860, 893260, 937923, 1112790, 1250564, 1339890, 1563205, 1875846, 2188487, 2225580, 2679780, 3126410, 3751692, 4376974, 4689615, 6252820, 6565461, 8753948, 9379230, 10942435, 13130922, 18758460, 21884870, 26261844, 32827305, 43769740, 65654610, 131309220]

約数ペア:

[(1, 131309220), (2, 65654610), (3, 43769740), (4, 32827305), (5, 26261844), (6, 21884870), (7, 18758460), (10, 13130922), (12, 10942435), (14, 9379230), (15, 8753948), (20, 6565461), (21, 6252820), (28, 4689615), (30, 4376974), (35, 3751692), (42, 3126410), (49, 2679780), (59, 2225580), (60, 2188487), (70, 1875846), (84, 1563205), (98, 1339890), (105, 1250564), (118, 1112790), (140, 937923), (147, 893260), (177, 741860), (196, 669945), (210, 625282), (236, 556395), (245, 535956), (294, 446630), (295, 445116), (354, 370930), (413, 317940), (420, 312641), (490, 267978), (588, 223315), (590, 222558), (708, 185465), (735, 178652), (757, 173460), (826, 158970), (885, 148372), (980, 133989), (1180, 111279), (1239, 105980), (1470, 89326), (1514, 86730), (1652, 79485), (1770, 74186), (2065, 63588), (2271, 57820), (2478, 52990), (2891, 45420), (2940, 44663), (3028, 43365), (3540, 37093), (3785, 34692), (4130, 31794), (4542, 28910), (4956, 26495), (5299, 24780), (5782, 22710), (6195, 21196), (7570, 17346), (8260, 15897), (8673, 15140), (9084, 14455), (10598, 12390), (11355, 11564)]