1730894620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{1493}}^1$

素因数の和:1549

約数の個数: 144

約数和(自身を含む): 4593153600

約数和(自身を除く): 2862258980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 169, 182, 196, 245, 260, 338, 343, 364, 455, 490, 637, 676, 686, 845, 910, 980, 1183, 1274, 1372, 1493, 1690, 1715, 1820, 2366, 2548, 2986, 3185, 3380, 3430, 4459, 4732, 5915, 5972, 6370, 6860, 7465, 8281, 8918, 10451, 11830, 12740, 14930, 16562, 17836, 19409, 20902, 22295, 23660, 29860, 33124, 38818, 41405, 41804, 44590, 52255, 57967, 73157, 77636, 82810, 89180, 97045, 104510, 115934, 135863, 146314, 165620, 194090, 209020, 231868, 252317, 271726, 289835, 292628, 365785, 388180, 504634, 512099, 543452, 579670, 679315, 731570, 951041, 1009268, 1024198, 1159340, 1261585, 1358630, 1463140, 1766219, 1902082, 2048396, 2523170, 2560495, 2717260, 3532438, 3804164, 4755205, 5046340, 5120990, 6657287, 7064876, 8831095, 9510410, 10241980, 12363533, 13314574, 17662190, 19020820, 24727066, 26629148, 33286435, 35324380, 49454132, 61817665, 66572870, 86544731, 123635330, 133145740, 173089462, 247270660, 346178924, 432723655, 865447310, 1730894620]

約数ペア:

[(1, 1730894620), (2, 865447310), (4, 432723655), (5, 346178924), (7, 247270660), (10, 173089462), (13, 133145740), (14, 123635330), (20, 86544731), (26, 66572870), (28, 61817665), (35, 49454132), (49, 35324380), (52, 33286435), (65, 26629148), (70, 24727066), (91, 19020820), (98, 17662190), (130, 13314574), (140, 12363533), (169, 10241980), (182, 9510410), (196, 8831095), (245, 7064876), (260, 6657287), (338, 5120990), (343, 5046340), (364, 4755205), (455, 3804164), (490, 3532438), (637, 2717260), (676, 2560495), (686, 2523170), (845, 2048396), (910, 1902082), (980, 1766219), (1183, 1463140), (1274, 1358630), (1372, 1261585), (1493, 1159340), (1690, 1024198), (1715, 1009268), (1820, 951041), (2366, 731570), (2548, 679315), (2986, 579670), (3185, 543452), (3380, 512099), (3430, 504634), (4459, 388180), (4732, 365785), (5915, 292628), (5972, 289835), (6370, 271726), (6860, 252317), (7465, 231868), (8281, 209020), (8918, 194090), (10451, 165620), (11830, 146314), (12740, 135863), (14930, 115934), (16562, 104510), (17836, 97045), (19409, 89180), (20902, 82810), (22295, 77636), (23660, 73157), (29860, 57967), (33124, 52255), (38818, 44590), (41405, 41804)]