1977094140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{23189}}^1$

素因数の和:23244

約数の個数: 144

約数和(自身を含む): 6662023200

約数和(自身を除く): 4684929060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 49, 58, 60, 70, 84, 87, 98, 105, 116, 140, 145, 147, 174, 196, 203, 210, 245, 290, 294, 348, 406, 420, 435, 490, 580, 588, 609, 735, 812, 870, 980, 1015, 1218, 1421, 1470, 1740, 2030, 2436, 2842, 2940, 3045, 4060, 4263, 5684, 6090, 7105, 8526, 12180, 14210, 17052, 21315, 23189, 28420, 42630, 46378, 69567, 85260, 92756, 115945, 139134, 162323, 231890, 278268, 324646, 347835, 463780, 486969, 649292, 672481, 695670, 811615, 973938, 1136261, 1344962, 1391340, 1623230, 1947876, 2017443, 2272522, 2434845, 2689924, 3246460, 3362405, 3408783, 4034886, 4545044, 4707367, 4869690, 5681305, 6724810, 6817566, 8069772, 9414734, 9739380, 10087215, 11362610, 13449620, 13635132, 14122101, 17043915, 18829468, 20174430, 22725220, 23536835, 28244202, 32951569, 34087830, 40348860, 47073670, 56488404, 65903138, 68175660, 70610505, 94147340, 98854707, 131806276, 141221010, 164757845, 197709414, 282442020, 329515690, 395418828, 494273535, 659031380, 988547070, 1977094140]

約数ペア:

[(1, 1977094140), (2, 988547070), (3, 659031380), (4, 494273535), (5, 395418828), (6, 329515690), (7, 282442020), (10, 197709414), (12, 164757845), (14, 141221010), (15, 131806276), (20, 98854707), (21, 94147340), (28, 70610505), (29, 68175660), (30, 65903138), (35, 56488404), (42, 47073670), (49, 40348860), (58, 34087830), (60, 32951569), (70, 28244202), (84, 23536835), (87, 22725220), (98, 20174430), (105, 18829468), (116, 17043915), (140, 14122101), (145, 13635132), (147, 13449620), (174, 11362610), (196, 10087215), (203, 9739380), (210, 9414734), (245, 8069772), (290, 6817566), (294, 6724810), (348, 5681305), (406, 4869690), (420, 4707367), (435, 4545044), (490, 4034886), (580, 3408783), (588, 3362405), (609, 3246460), (735, 2689924), (812, 2434845), (870, 2272522), (980, 2017443), (1015, 1947876), (1218, 1623230), (1421, 1391340), (1470, 1344962), (1740, 1136261), (2030, 973938), (2436, 811615), (2842, 695670), (2940, 672481), (3045, 649292), (4060, 486969), (4263, 463780), (5684, 347835), (6090, 324646), (7105, 278268), (8526, 231890), (12180, 162323), (14210, 139134), (17052, 115945), (21315, 92756), (23189, 85260), (28420, 69567), (42630, 46378)]