637291240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1975

約数の個数: 96

約数和(自身を含む): 1576567800

約数和(自身を除く): 939276560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 289, 290, 340, 493, 578, 580, 680, 986, 1156, 1160, 1445, 1901, 1972, 2312, 2465, 2890, 3802, 3944, 4930, 5780, 7604, 8381, 9505, 9860, 11560, 15208, 16762, 19010, 19720, 32317, 33524, 38020, 41905, 55129, 64634, 67048, 76040, 83810, 110258, 129268, 161585, 167620, 220516, 258536, 275645, 323170, 335240, 441032, 549389, 551290, 646340, 937193, 1098778, 1102580, 1292680, 1874386, 2197556, 2205160, 2746945, 3748772, 4395112, 4685965, 5493890, 7497544, 9371930, 10987780, 15932281, 18743860, 21975560, 31864562, 37487720, 63729124, 79661405, 127458248, 159322810, 318645620, 637291240]

約数ペア:

[(1, 637291240), (2, 318645620), (4, 159322810), (5, 127458248), (8, 79661405), (10, 63729124), (17, 37487720), (20, 31864562), (29, 21975560), (34, 18743860), (40, 15932281), (58, 10987780), (68, 9371930), (85, 7497544), (116, 5493890), (136, 4685965), (145, 4395112), (170, 3748772), (232, 2746945), (289, 2205160), (290, 2197556), (340, 1874386), (493, 1292680), (578, 1102580), (580, 1098778), (680, 937193), (986, 646340), (1156, 551290), (1160, 549389), (1445, 441032), (1901, 335240), (1972, 323170), (2312, 275645), (2465, 258536), (2890, 220516), (3802, 167620), (3944, 161585), (4930, 129268), (5780, 110258), (7604, 83810), (8381, 76040), (9505, 67048), (9860, 64634), (11560, 55129), (15208, 41905), (16762, 38020), (19010, 33524), (19720, 32317)]