77620620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 276950016

約数和(自身を除く): 199329396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 53, 55, 60, 66, 70, 77, 84, 105, 106, 110, 132, 140, 154, 159, 165, 210, 212, 220, 231, 265, 308, 317, 318, 330, 371, 385, 420, 462, 530, 583, 634, 636, 660, 742, 770, 795, 924, 951, 1060, 1113, 1155, 1166, 1268, 1484, 1540, 1585, 1590, 1749, 1855, 1902, 2219, 2226, 2310, 2332, 2915, 3170, 3180, 3487, 3498, 3710, 3804, 4081, 4438, 4452, 4620, 4755, 5565, 5830, 6340, 6657, 6974, 6996, 7420, 8162, 8745, 8876, 9510, 10461, 11095, 11130, 11660, 12243, 13314, 13948, 16324, 16801, 17435, 17490, 19020, 20405, 20922, 22190, 22260, 24409, 24486, 26628, 33285, 33602, 34870, 34980, 40810, 41844, 44380, 48818, 48972, 50403, 52305, 61215, 66570, 67204, 69740, 73227, 81620, 84005, 97636, 100806, 104610, 117607, 122045, 122430, 133140, 146454, 168010, 184811, 201612, 209220, 235214, 244090, 244860, 252015, 292908, 336020, 352821, 366135, 369622, 470428, 488180, 504030, 554433, 588035, 705642, 732270, 739244, 924055, 1008060, 1108866, 1176070, 1293677, 1411284, 1464540, 1764105, 1848110, 2217732, 2352140, 2587354, 2772165, 3528210, 3696220, 3881031, 5174708, 5544330, 6468385, 7056420, 7762062, 11088660, 12936770, 15524124, 19405155, 25873540, 38810310, 77620620]

約数ペア:

[(1, 77620620), (2, 38810310), (3, 25873540), (4, 19405155), (5, 15524124), (6, 12936770), (7, 11088660), (10, 7762062), (11, 7056420), (12, 6468385), (14, 5544330), (15, 5174708), (20, 3881031), (21, 3696220), (22, 3528210), (28, 2772165), (30, 2587354), (33, 2352140), (35, 2217732), (42, 1848110), (44, 1764105), (53, 1464540), (55, 1411284), (60, 1293677), (66, 1176070), (70, 1108866), (77, 1008060), (84, 924055), (105, 739244), (106, 732270), (110, 705642), (132, 588035), (140, 554433), (154, 504030), (159, 488180), (165, 470428), (210, 369622), (212, 366135), (220, 352821), (231, 336020), (265, 292908), (308, 252015), (317, 244860), (318, 244090), (330, 235214), (371, 209220), (385, 201612), (420, 184811), (462, 168010), (530, 146454), (583, 133140), (634, 122430), (636, 122045), (660, 117607), (742, 104610), (770, 100806), (795, 97636), (924, 84005), (951, 81620), (1060, 73227), (1113, 69740), (1155, 67204), (1166, 66570), (1268, 61215), (1484, 52305), (1540, 50403), (1585, 48972), (1590, 48818), (1749, 44380), (1855, 41844), (1902, 40810), (2219, 34980), (2226, 34870), (2310, 33602), (2332, 33285), (2915, 26628), (3170, 24486), (3180, 24409), (3487, 22260), (3498, 22190), (3710, 20922), (3804, 20405), (4081, 19020), (4438, 17490), (4452, 17435), (4620, 16801), (4755, 16324), (5565, 13948), (5830, 13314), (6340, 12243), (6657, 11660), (6974, 11130), (6996, 11095), (7420, 10461), (8162, 9510), (8745, 8876)]