977772680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{75679}}^1$

素因数の和:75726

約数の個数: 64

約数和(自身を含む): 2452032000

約数和(自身を除く): 1474259320

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 75679, 151358, 302716, 378395, 605432, 756790, 1286543, 1437901, 1513580, 2573086, 2875802, 3027160, 5146172, 5751604, 6432715, 7189505, 10292344, 11503208, 12865430, 14379010, 24444317, 25730860, 28758020, 48888634, 51461720, 57516040, 97777268, 122221585, 195554536, 244443170, 488886340, 977772680]

約数ペア:

[(1, 977772680), (2, 488886340), (4, 244443170), (5, 195554536), (8, 122221585), (10, 97777268), (17, 57516040), (19, 51461720), (20, 48888634), (34, 28758020), (38, 25730860), (40, 24444317), (68, 14379010), (76, 12865430), (85, 11503208), (95, 10292344), (136, 7189505), (152, 6432715), (170, 5751604), (190, 5146172), (323, 3027160), (340, 2875802), (380, 2573086), (646, 1513580), (680, 1437901), (760, 1286543), (1292, 756790), (1615, 605432), (2584, 378395), (3230, 302716), (6460, 151358), (12920, 75679)]