171205020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 288

約数和(自身を含む): 628992000

約数和(自身を除く): 457786980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 49, 59, 60, 63, 70, 84, 90, 94, 98, 105, 118, 126, 140, 141, 147, 177, 180, 188, 196, 210, 235, 236, 245, 252, 282, 294, 295, 315, 329, 343, 354, 413, 420, 423, 441, 470, 490, 531, 564, 588, 590, 630, 658, 686, 705, 708, 735, 826, 846, 882, 885, 940, 980, 987, 1029, 1062, 1180, 1239, 1260, 1316, 1372, 1410, 1470, 1645, 1652, 1692, 1715, 1764, 1770, 1974, 2058, 2065, 2115, 2124, 2205, 2303, 2478, 2655, 2773, 2820, 2891, 2940, 2961, 3087, 3290, 3430, 3540, 3717, 3948, 4116, 4130, 4230, 4410, 4606, 4935, 4956, 5145, 5310, 5546, 5782, 5922, 6174, 6195, 6580, 6860, 6909, 7434, 8260, 8319, 8460, 8673, 8820, 9212, 9870, 10290, 10620, 11092, 11515, 11564, 11844, 12348, 12390, 13818, 13865, 14455, 14805, 14868, 15435, 16121, 16638, 17346, 18585, 19411, 19740, 20237, 20580, 20727, 23030, 24780, 24957, 26019, 27636, 27730, 28910, 29610, 30870, 32242, 33276, 34545, 34692, 37170, 38822, 40474, 41454, 41595, 43365, 46060, 48363, 49914, 52038, 55460, 57820, 58233, 59220, 60711, 61740, 64484, 69090, 74340, 77644, 80605, 80948, 82908, 83190, 86730, 96726, 97055, 99828, 101185, 103635, 104076, 116466, 121422, 124785, 130095, 135877, 138180, 145089, 161210, 166380, 173460, 174699, 182133, 193452, 194110, 202370, 207270, 232932, 241815, 242844, 249570, 260190, 271754, 290178, 291165, 303555, 322420, 349398, 364266, 388220, 404740, 407631, 414540, 483630, 499140, 520380, 543508, 580356, 582330, 607110, 679385, 698796, 725445, 728532, 815262, 873495, 910665, 951139, 967260, 1164660, 1214220, 1222893, 1358770, 1450890, 1630524, 1746990, 1821330, 1902278, 2038155, 2445786, 2717540, 2853417, 2901780, 3493980, 3642660, 3804556, 4076310, 4755695, 4891572, 5706834, 6114465, 8152620, 8560251, 9511390, 11413668, 12228930, 14267085, 17120502, 19022780, 24457860, 28534170, 34241004, 42801255, 57068340, 85602510, 171205020]

約数ペア:

[(1, 171205020), (2, 85602510), (3, 57068340), (4, 42801255), (5, 34241004), (6, 28534170), (7, 24457860), (9, 19022780), (10, 17120502), (12, 14267085), (14, 12228930), (15, 11413668), (18, 9511390), (20, 8560251), (21, 8152620), (28, 6114465), (30, 5706834), (35, 4891572), (36, 4755695), (42, 4076310), (45, 3804556), (47, 3642660), (49, 3493980), (59, 2901780), (60, 2853417), (63, 2717540), (70, 2445786), (84, 2038155), (90, 1902278), (94, 1821330), (98, 1746990), (105, 1630524), (118, 1450890), (126, 1358770), (140, 1222893), (141, 1214220), (147, 1164660), (177, 967260), (180, 951139), (188, 910665), (196, 873495), (210, 815262), (235, 728532), (236, 725445), (245, 698796), (252, 679385), (282, 607110), (294, 582330), (295, 580356), (315, 543508), (329, 520380), (343, 499140), (354, 483630), (413, 414540), (420, 407631), (423, 404740), (441, 388220), (470, 364266), (490, 349398), (531, 322420), (564, 303555), (588, 291165), (590, 290178), (630, 271754), (658, 260190), (686, 249570), (705, 242844), (708, 241815), (735, 232932), (826, 207270), (846, 202370), (882, 194110), (885, 193452), (940, 182133), (980, 174699), (987, 173460), (1029, 166380), (1062, 161210), (1180, 145089), (1239, 138180), (1260, 135877), (1316, 130095), (1372, 124785), (1410, 121422), (1470, 116466), (1645, 104076), (1652, 103635), (1692, 101185), (1715, 99828), (1764, 97055), (1770, 96726), (1974, 86730), (2058, 83190), (2065, 82908), (2115, 80948), (2124, 80605), (2205, 77644), (2303, 74340), (2478, 69090), (2655, 64484), (2773, 61740), (2820, 60711), (2891, 59220), (2940, 58233), (2961, 57820), (3087, 55460), (3290, 52038), (3430, 49914), (3540, 48363), (3717, 46060), (3948, 43365), (4116, 41595), (4130, 41454), (4230, 40474), (4410, 38822), (4606, 37170), (4935, 34692), (4956, 34545), (5145, 33276), (5310, 32242), (5546, 30870), (5782, 29610), (5922, 28910), (6174, 27730), (6195, 27636), (6580, 26019), (6860, 24957), (6909, 24780), (7434, 23030), (8260, 20727), (8319, 20580), (8460, 20237), (8673, 19740), (8820, 19411), (9212, 18585), (9870, 17346), (10290, 16638), (10620, 16121), (11092, 15435), (11515, 14868), (11564, 14805), (11844, 14455), (12348, 13865), (12390, 13818)]