19174680

素因数分解:

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

素因数の和:1118

約数の個数: 144

約数和(自身を含む): 72558720

約数和(自身を除く): 53384040

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, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1087, 1176, 1260, 1470, 1764, 1960, 2174, 2205, 2520, 2940, 3261, 3528, 4348, 4410, 5435, 5880, 6522, 7609, 8696, 8820, 9783, 10870, 13044, 15218, 16305, 17640, 19566, 21740, 22827, 26088, 30436, 32610, 38045, 39132, 43480, 45654, 48915, 53263, 60872, 65220, 68481, 76090, 78264, 91308, 97830, 106526, 114135, 130440, 136962, 152180, 159789, 182616, 195660, 213052, 228270, 266315, 273924, 304360, 319578, 342405, 391320, 426104, 456540, 479367, 532630, 547848, 639156, 684810, 798945, 913080, 958734, 1065260, 1278312, 1369620, 1597890, 1917468, 2130520, 2396835, 2739240, 3195780, 3834936, 4793670, 6391560, 9587340, 19174680]

約数ペア:

[(1, 19174680), (2, 9587340), (3, 6391560), (4, 4793670), (5, 3834936), (6, 3195780), (7, 2739240), (8, 2396835), (9, 2130520), (10, 1917468), (12, 1597890), (14, 1369620), (15, 1278312), (18, 1065260), (20, 958734), (21, 913080), (24, 798945), (28, 684810), (30, 639156), (35, 547848), (36, 532630), (40, 479367), (42, 456540), (45, 426104), (49, 391320), (56, 342405), (60, 319578), (63, 304360), (70, 273924), (72, 266315), (84, 228270), (90, 213052), (98, 195660), (105, 182616), (120, 159789), (126, 152180), (140, 136962), (147, 130440), (168, 114135), (180, 106526), (196, 97830), (210, 91308), (245, 78264), (252, 76090), (280, 68481), (294, 65220), (315, 60872), (360, 53263), (392, 48915), (420, 45654), (441, 43480), (490, 39132), (504, 38045), (588, 32610), (630, 30436), (735, 26088), (840, 22827), (882, 21740), (980, 19566), (1087, 17640), (1176, 16305), (1260, 15218), (1470, 13044), (1764, 10870), (1960, 9783), (2174, 8820), (2205, 8696), (2520, 7609), (2940, 6522), (3261, 5880), (3528, 5435), (4348, 4410)]