128744280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1158

約数の個数: 192

約数和(自身を含む): 488816640

約数和(自身を除く): 360072360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 56, 60, 63, 70, 72, 84, 90, 94, 105, 120, 126, 140, 141, 168, 180, 188, 210, 235, 252, 280, 282, 315, 329, 360, 376, 420, 423, 470, 504, 564, 630, 658, 705, 840, 846, 940, 987, 1087, 1128, 1260, 1316, 1410, 1645, 1692, 1880, 1974, 2115, 2174, 2520, 2632, 2820, 2961, 3261, 3290, 3384, 3948, 4230, 4348, 4935, 5435, 5640, 5922, 6522, 6580, 7609, 7896, 8460, 8696, 9783, 9870, 10870, 11844, 13044, 13160, 14805, 15218, 16305, 16920, 19566, 19740, 21740, 22827, 23688, 26088, 29610, 30436, 32610, 38045, 39132, 39480, 43480, 45654, 48915, 51089, 59220, 60872, 65220, 68481, 76090, 78264, 91308, 97830, 102178, 114135, 118440, 130440, 136962, 152180, 153267, 182616, 195660, 204356, 228270, 255445, 273924, 304360, 306534, 342405, 357623, 391320, 408712, 456540, 459801, 510890, 547848, 613068, 684810, 715246, 766335, 913080, 919602, 1021780, 1072869, 1226136, 1369620, 1430492, 1532670, 1788115, 1839204, 2043560, 2145738, 2299005, 2739240, 2860984, 3065340, 3218607, 3576230, 3678408, 4291476, 4598010, 5364345, 6130680, 6437214, 7152460, 8582952, 9196020, 10728690, 12874428, 14304920, 16093035, 18392040, 21457380, 25748856, 32186070, 42914760, 64372140, 128744280]

約数ペア:

[(1, 128744280), (2, 64372140), (3, 42914760), (4, 32186070), (5, 25748856), (6, 21457380), (7, 18392040), (8, 16093035), (9, 14304920), (10, 12874428), (12, 10728690), (14, 9196020), (15, 8582952), (18, 7152460), (20, 6437214), (21, 6130680), (24, 5364345), (28, 4598010), (30, 4291476), (35, 3678408), (36, 3576230), (40, 3218607), (42, 3065340), (45, 2860984), (47, 2739240), (56, 2299005), (60, 2145738), (63, 2043560), (70, 1839204), (72, 1788115), (84, 1532670), (90, 1430492), (94, 1369620), (105, 1226136), (120, 1072869), (126, 1021780), (140, 919602), (141, 913080), (168, 766335), (180, 715246), (188, 684810), (210, 613068), (235, 547848), (252, 510890), (280, 459801), (282, 456540), (315, 408712), (329, 391320), (360, 357623), (376, 342405), (420, 306534), (423, 304360), (470, 273924), (504, 255445), (564, 228270), (630, 204356), (658, 195660), (705, 182616), (840, 153267), (846, 152180), (940, 136962), (987, 130440), (1087, 118440), (1128, 114135), (1260, 102178), (1316, 97830), (1410, 91308), (1645, 78264), (1692, 76090), (1880, 68481), (1974, 65220), (2115, 60872), (2174, 59220), (2520, 51089), (2632, 48915), (2820, 45654), (2961, 43480), (3261, 39480), (3290, 39132), (3384, 38045), (3948, 32610), (4230, 30436), (4348, 29610), (4935, 26088), (5435, 23688), (5640, 22827), (5922, 21740), (6522, 19740), (6580, 19566), (7609, 16920), (7896, 16305), (8460, 15218), (8696, 14805), (9783, 13160), (9870, 13044), (10870, 11844)]