78638430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:478

約数の個数: 128

約数和(自身を含む): 223171200

約数和(自身を除く): 144532770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 29, 30, 34, 39, 51, 58, 65, 78, 85, 87, 102, 130, 145, 170, 174, 195, 221, 255, 290, 377, 390, 409, 435, 442, 493, 510, 663, 754, 818, 870, 986, 1105, 1131, 1227, 1326, 1479, 1885, 2045, 2210, 2262, 2454, 2465, 2958, 3315, 3770, 4090, 4930, 5317, 5655, 6135, 6409, 6630, 6953, 7395, 10634, 11310, 11861, 12270, 12818, 13906, 14790, 15951, 19227, 20859, 23722, 26585, 31902, 32045, 34765, 35583, 38454, 41718, 53170, 59305, 64090, 69530, 71166, 79755, 90389, 96135, 104295, 118610, 154193, 159510, 177915, 180778, 192270, 201637, 208590, 271167, 308386, 355830, 403274, 451945, 462579, 542334, 604911, 770965, 903890, 925158, 1008185, 1209822, 1355835, 1541930, 2016370, 2312895, 2621281, 2711670, 3024555, 4625790, 5242562, 6049110, 7863843, 13106405, 15727686, 26212810, 39319215, 78638430]

約数ペア:

[(1, 78638430), (2, 39319215), (3, 26212810), (5, 15727686), (6, 13106405), (10, 7863843), (13, 6049110), (15, 5242562), (17, 4625790), (26, 3024555), (29, 2711670), (30, 2621281), (34, 2312895), (39, 2016370), (51, 1541930), (58, 1355835), (65, 1209822), (78, 1008185), (85, 925158), (87, 903890), (102, 770965), (130, 604911), (145, 542334), (170, 462579), (174, 451945), (195, 403274), (221, 355830), (255, 308386), (290, 271167), (377, 208590), (390, 201637), (409, 192270), (435, 180778), (442, 177915), (493, 159510), (510, 154193), (663, 118610), (754, 104295), (818, 96135), (870, 90389), (986, 79755), (1105, 71166), (1131, 69530), (1227, 64090), (1326, 59305), (1479, 53170), (1885, 41718), (2045, 38454), (2210, 35583), (2262, 34765), (2454, 32045), (2465, 31902), (2958, 26585), (3315, 23722), (3770, 20859), (4090, 19227), (4930, 15951), (5317, 14790), (5655, 13906), (6135, 12818), (6409, 12270), (6630, 11861), (6953, 11310), (7395, 10634)]