195648440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 500774400

約数和(自身を除く): 305125960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 53, 62, 65, 104, 106, 124, 130, 155, 212, 229, 248, 260, 265, 310, 403, 424, 458, 520, 530, 620, 689, 806, 916, 1060, 1145, 1240, 1378, 1612, 1643, 1832, 2015, 2120, 2290, 2756, 2977, 3224, 3286, 3445, 4030, 4580, 5512, 5954, 6572, 6890, 7099, 8060, 8215, 9160, 11908, 12137, 13144, 13780, 14198, 14885, 16120, 16430, 21359, 23816, 24274, 27560, 28396, 29770, 32860, 35495, 42718, 48548, 56792, 59540, 60685, 65720, 70990, 85436, 92287, 97096, 106795, 119080, 121370, 141980, 157781, 170872, 184574, 213590, 242740, 283960, 315562, 369148, 376247, 427180, 461435, 485480, 631124, 738296, 752494, 788905, 854360, 922870, 1262248, 1504988, 1577810, 1845740, 1881235, 3009976, 3155620, 3691480, 3762470, 4891211, 6311240, 7524940, 9782422, 15049880, 19564844, 24456055, 39129688, 48912110, 97824220, 195648440]

約数ペア:

[(1, 195648440), (2, 97824220), (4, 48912110), (5, 39129688), (8, 24456055), (10, 19564844), (13, 15049880), (20, 9782422), (26, 7524940), (31, 6311240), (40, 4891211), (52, 3762470), (53, 3691480), (62, 3155620), (65, 3009976), (104, 1881235), (106, 1845740), (124, 1577810), (130, 1504988), (155, 1262248), (212, 922870), (229, 854360), (248, 788905), (260, 752494), (265, 738296), (310, 631124), (403, 485480), (424, 461435), (458, 427180), (520, 376247), (530, 369148), (620, 315562), (689, 283960), (806, 242740), (916, 213590), (1060, 184574), (1145, 170872), (1240, 157781), (1378, 141980), (1612, 121370), (1643, 119080), (1832, 106795), (2015, 97096), (2120, 92287), (2290, 85436), (2756, 70990), (2977, 65720), (3224, 60685), (3286, 59540), (3445, 56792), (4030, 48548), (4580, 42718), (5512, 35495), (5954, 32860), (6572, 29770), (6890, 28396), (7099, 27560), (8060, 24274), (8215, 23816), (9160, 21359), (11908, 16430), (12137, 16120), (13144, 14885), (13780, 14198)]