15851220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 192

約数和(自身を含む): 57286656

約数和(自身を除く): 41435436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 47, 55, 60, 66, 70, 73, 77, 84, 94, 105, 110, 132, 140, 141, 146, 154, 165, 188, 210, 219, 220, 231, 235, 282, 292, 308, 329, 330, 365, 385, 420, 438, 462, 470, 511, 517, 564, 658, 660, 705, 730, 770, 803, 876, 924, 940, 987, 1022, 1034, 1095, 1155, 1316, 1410, 1460, 1533, 1540, 1551, 1606, 1645, 1974, 2044, 2068, 2190, 2310, 2409, 2555, 2585, 2820, 3066, 3102, 3212, 3290, 3431, 3619, 3948, 4015, 4380, 4620, 4818, 4935, 5110, 5170, 5621, 6132, 6204, 6580, 6862, 7238, 7665, 7755, 8030, 9636, 9870, 10220, 10293, 10340, 10857, 11242, 12045, 13724, 14476, 15330, 15510, 16060, 16863, 17155, 18095, 19740, 20586, 21714, 22484, 24017, 24090, 28105, 30660, 31020, 33726, 34310, 36190, 37741, 41172, 43428, 48034, 48180, 51465, 54285, 56210, 67452, 68620, 72051, 72380, 75482, 84315, 96068, 102930, 108570, 112420, 113223, 120085, 144102, 150964, 168630, 188705, 205860, 217140, 226446, 240170, 264187, 288204, 337260, 360255, 377410, 452892, 480340, 528374, 566115, 720510, 754820, 792561, 1056748, 1132230, 1320935, 1441020, 1585122, 2264460, 2641870, 3170244, 3962805, 5283740, 7925610, 15851220]

約数ペア:

[(1, 15851220), (2, 7925610), (3, 5283740), (4, 3962805), (5, 3170244), (6, 2641870), (7, 2264460), (10, 1585122), (11, 1441020), (12, 1320935), (14, 1132230), (15, 1056748), (20, 792561), (21, 754820), (22, 720510), (28, 566115), (30, 528374), (33, 480340), (35, 452892), (42, 377410), (44, 360255), (47, 337260), (55, 288204), (60, 264187), (66, 240170), (70, 226446), (73, 217140), (77, 205860), (84, 188705), (94, 168630), (105, 150964), (110, 144102), (132, 120085), (140, 113223), (141, 112420), (146, 108570), (154, 102930), (165, 96068), (188, 84315), (210, 75482), (219, 72380), (220, 72051), (231, 68620), (235, 67452), (282, 56210), (292, 54285), (308, 51465), (329, 48180), (330, 48034), (365, 43428), (385, 41172), (420, 37741), (438, 36190), (462, 34310), (470, 33726), (511, 31020), (517, 30660), (564, 28105), (658, 24090), (660, 24017), (705, 22484), (730, 21714), (770, 20586), (803, 19740), (876, 18095), (924, 17155), (940, 16863), (987, 16060), (1022, 15510), (1034, 15330), (1095, 14476), (1155, 13724), (1316, 12045), (1410, 11242), (1460, 10857), (1533, 10340), (1540, 10293), (1551, 10220), (1606, 9870), (1645, 9636), (1974, 8030), (2044, 7755), (2068, 7665), (2190, 7238), (2310, 6862), (2409, 6580), (2555, 6204), (2585, 6132), (2820, 5621), (3066, 5170), (3102, 5110), (3212, 4935), (3290, 4818), (3431, 4620), (3619, 4380), (3948, 4015)]