631991490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 256

約数和(自身を含む): 1894233600

約数和(自身を除く): 1262242110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 19, 26, 29, 30, 34, 38, 39, 51, 57, 58, 65, 78, 85, 87, 95, 102, 114, 130, 145, 170, 173, 174, 190, 195, 221, 247, 255, 285, 290, 323, 346, 377, 390, 435, 442, 493, 494, 510, 519, 551, 570, 646, 663, 741, 754, 865, 870, 969, 986, 1038, 1102, 1105, 1131, 1235, 1326, 1479, 1482, 1615, 1653, 1730, 1885, 1938, 2210, 2249, 2262, 2465, 2470, 2595, 2755, 2941, 2958, 3230, 3287, 3306, 3315, 3705, 3770, 4199, 4498, 4845, 4930, 5017, 5190, 5510, 5655, 5882, 6409, 6574, 6630, 6747, 7163, 7395, 7410, 8265, 8398, 8823, 9367, 9690, 9861, 10034, 11245, 11310, 12597, 12818, 13494, 14326, 14705, 14790, 15051, 16435, 16530, 17646, 18734, 19227, 19722, 20995, 21489, 22490, 25085, 25194, 28101, 29410, 30102, 32045, 32870, 33735, 35815, 38233, 38454, 41990, 42731, 42978, 44115, 46835, 49305, 50170, 55879, 56202, 62985, 64090, 65221, 67470, 71630, 75255, 76466, 85289, 85462, 88230, 93670, 95323, 96135, 98610, 107445, 111758, 114699, 121771, 125970, 128193, 130442, 140505, 150510, 167637, 170578, 190646, 191165, 192270, 195663, 213655, 214890, 229398, 243542, 255867, 256386, 279395, 281010, 285969, 326105, 335274, 365313, 382330, 391326, 426445, 427310, 476615, 511734, 558790, 571938, 573495, 608855, 640965, 652210, 726427, 730626, 838185, 852890, 953230, 978315, 1108757, 1146990, 1217710, 1239199, 1279335, 1281930, 1429845, 1452854, 1620491, 1676370, 1826565, 1956630, 2179281, 2217514, 2478398, 2558670, 2859690, 3240982, 3326271, 3632135, 3653130, 3717597, 4358562, 4861473, 5543785, 6195995, 6652542, 7264270, 7435194, 8102455, 9722946, 10896405, 11087570, 12391990, 16204910, 16631355, 18587985, 21066383, 21792810, 24307365, 33262710, 37175970, 42132766, 48614730, 63199149, 105331915, 126398298, 210663830, 315995745, 631991490]

約数ペア:

[(1, 631991490), (2, 315995745), (3, 210663830), (5, 126398298), (6, 105331915), (10, 63199149), (13, 48614730), (15, 42132766), (17, 37175970), (19, 33262710), (26, 24307365), (29, 21792810), (30, 21066383), (34, 18587985), (38, 16631355), (39, 16204910), (51, 12391990), (57, 11087570), (58, 10896405), (65, 9722946), (78, 8102455), (85, 7435194), (87, 7264270), (95, 6652542), (102, 6195995), (114, 5543785), (130, 4861473), (145, 4358562), (170, 3717597), (173, 3653130), (174, 3632135), (190, 3326271), (195, 3240982), (221, 2859690), (247, 2558670), (255, 2478398), (285, 2217514), (290, 2179281), (323, 1956630), (346, 1826565), (377, 1676370), (390, 1620491), (435, 1452854), (442, 1429845), (493, 1281930), (494, 1279335), (510, 1239199), (519, 1217710), (551, 1146990), (570, 1108757), (646, 978315), (663, 953230), (741, 852890), (754, 838185), (865, 730626), (870, 726427), (969, 652210), (986, 640965), (1038, 608855), (1102, 573495), (1105, 571938), (1131, 558790), (1235, 511734), (1326, 476615), (1479, 427310), (1482, 426445), (1615, 391326), (1653, 382330), (1730, 365313), (1885, 335274), (1938, 326105), (2210, 285969), (2249, 281010), (2262, 279395), (2465, 256386), (2470, 255867), (2595, 243542), (2755, 229398), (2941, 214890), (2958, 213655), (3230, 195663), (3287, 192270), (3306, 191165), (3315, 190646), (3705, 170578), (3770, 167637), (4199, 150510), (4498, 140505), (4845, 130442), (4930, 128193), (5017, 125970), (5190, 121771), (5510, 114699), (5655, 111758), (5882, 107445), (6409, 98610), (6574, 96135), (6630, 95323), (6747, 93670), (7163, 88230), (7395, 85462), (7410, 85289), (8265, 76466), (8398, 75255), (8823, 71630), (9367, 67470), (9690, 65221), (9861, 64090), (10034, 62985), (11245, 56202), (11310, 55879), (12597, 50170), (12818, 49305), (13494, 46835), (14326, 44115), (14705, 42978), (14790, 42731), (15051, 41990), (16435, 38454), (16530, 38233), (17646, 35815), (18734, 33735), (19227, 32870), (19722, 32045), (20995, 30102), (21489, 29410), (22490, 28101), (25085, 25194)]