313290430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 614718720

約数和(自身を除く): 301428290

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 131, 190, 205, 262, 307, 410, 614, 655, 779, 1310, 1535, 1558, 2489, 3070, 3895, 4978, 5371, 5833, 7790, 10742, 11666, 12445, 12587, 24890, 25174, 26855, 29165, 40217, 53710, 58330, 62935, 80434, 102049, 125870, 201085, 204098, 239153, 402170, 478306, 510245, 764123, 1020490, 1195765, 1528246, 1648897, 2391530, 3297794, 3820615, 7641230, 8244485, 16488970, 31329043, 62658086, 156645215, 313290430]

約数ペア:

[(1, 313290430), (2, 156645215), (5, 62658086), (10, 31329043), (19, 16488970), (38, 8244485), (41, 7641230), (82, 3820615), (95, 3297794), (131, 2391530), (190, 1648897), (205, 1528246), (262, 1195765), (307, 1020490), (410, 764123), (614, 510245), (655, 478306), (779, 402170), (1310, 239153), (1535, 204098), (1558, 201085), (2489, 125870), (3070, 102049), (3895, 80434), (4978, 62935), (5371, 58330), (5833, 53710), (7790, 40217), (10742, 29165), (11666, 26855), (12445, 25174), (12587, 24890)]