297788240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2731}}^1$

素因数の和:2820

約数の個数: 80

約数和(自身を含む): 731738880

約数和(自身を除く): 433950640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 188, 232, 235, 290, 376, 464, 470, 580, 752, 940, 1160, 1363, 1880, 2320, 2726, 2731, 3760, 5452, 5462, 6815, 10904, 10924, 13630, 13655, 21808, 21848, 27260, 27310, 43696, 54520, 54620, 79199, 109040, 109240, 128357, 158398, 218480, 256714, 316796, 395995, 513428, 633592, 641785, 791990, 1026856, 1267184, 1283570, 1583980, 2053712, 2567140, 3167960, 3722353, 5134280, 6335920, 7444706, 10268560, 14889412, 18611765, 29778824, 37223530, 59557648, 74447060, 148894120, 297788240]

約数ペア:

[(1, 297788240), (2, 148894120), (4, 74447060), (5, 59557648), (8, 37223530), (10, 29778824), (16, 18611765), (20, 14889412), (29, 10268560), (40, 7444706), (47, 6335920), (58, 5134280), (80, 3722353), (94, 3167960), (116, 2567140), (145, 2053712), (188, 1583980), (232, 1283570), (235, 1267184), (290, 1026856), (376, 791990), (464, 641785), (470, 633592), (580, 513428), (752, 395995), (940, 316796), (1160, 256714), (1363, 218480), (1880, 158398), (2320, 128357), (2726, 109240), (2731, 109040), (3760, 79199), (5452, 54620), (5462, 54520), (6815, 43696), (10904, 27310), (10924, 27260), (13630, 21848), (13655, 21808)]