201677940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 645765120

約数和(自身を除く): 444087180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 47, 60, 62, 90, 93, 94, 124, 141, 155, 180, 186, 188, 235, 279, 282, 310, 372, 423, 465, 470, 558, 564, 620, 705, 769, 846, 930, 940, 1116, 1395, 1410, 1457, 1538, 1692, 1860, 2115, 2307, 2790, 2820, 2914, 3076, 3845, 4230, 4371, 4614, 5580, 5828, 6921, 7285, 7690, 8460, 8742, 9228, 11535, 13113, 13842, 14570, 15380, 17484, 21855, 23070, 23839, 26226, 27684, 29140, 34605, 36143, 43710, 46140, 47678, 52452, 65565, 69210, 71517, 72286, 87420, 95356, 108429, 119195, 131130, 138420, 143034, 144572, 180715, 214551, 216858, 238390, 262260, 286068, 325287, 357585, 361430, 429102, 433716, 476780, 542145, 650574, 715170, 722860, 858204, 1072755, 1084290, 1120433, 1301148, 1430340, 1626435, 2145510, 2168580, 2240866, 3252870, 3361299, 4291020, 4481732, 5602165, 6505740, 6722598, 10083897, 11204330, 13445196, 16806495, 20167794, 22408660, 33612990, 40335588, 50419485, 67225980, 100838970, 201677940]

約数ペア:

[(1, 201677940), (2, 100838970), (3, 67225980), (4, 50419485), (5, 40335588), (6, 33612990), (9, 22408660), (10, 20167794), (12, 16806495), (15, 13445196), (18, 11204330), (20, 10083897), (30, 6722598), (31, 6505740), (36, 5602165), (45, 4481732), (47, 4291020), (60, 3361299), (62, 3252870), (90, 2240866), (93, 2168580), (94, 2145510), (124, 1626435), (141, 1430340), (155, 1301148), (180, 1120433), (186, 1084290), (188, 1072755), (235, 858204), (279, 722860), (282, 715170), (310, 650574), (372, 542145), (423, 476780), (465, 433716), (470, 429102), (558, 361430), (564, 357585), (620, 325287), (705, 286068), (769, 262260), (846, 238390), (930, 216858), (940, 214551), (1116, 180715), (1395, 144572), (1410, 143034), (1457, 138420), (1538, 131130), (1692, 119195), (1860, 108429), (2115, 95356), (2307, 87420), (2790, 72286), (2820, 71517), (2914, 69210), (3076, 65565), (3845, 52452), (4230, 47678), (4371, 46140), (4614, 43710), (5580, 36143), (5828, 34605), (6921, 29140), (7285, 27684), (7690, 26226), (8460, 23839), (8742, 23070), (9228, 21855), (11535, 17484), (13113, 15380), (13842, 14570)]