13868960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 40075560

約数和(自身を除く): 26206600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 61, 70, 80, 98, 112, 116, 122, 140, 145, 160, 196, 203, 224, 232, 244, 245, 280, 290, 305, 392, 406, 427, 464, 488, 490, 560, 580, 610, 784, 812, 854, 928, 976, 980, 1015, 1120, 1160, 1220, 1421, 1568, 1624, 1708, 1769, 1952, 1960, 2030, 2135, 2320, 2440, 2842, 2989, 3248, 3416, 3538, 3920, 4060, 4270, 4640, 4880, 5684, 5978, 6496, 6832, 7076, 7105, 7840, 8120, 8540, 8845, 9760, 11368, 11956, 12383, 13664, 14152, 14210, 14945, 16240, 17080, 17690, 22736, 23912, 24766, 28304, 28420, 29890, 32480, 34160, 35380, 45472, 47824, 49532, 56608, 56840, 59780, 61915, 68320, 70760, 86681, 95648, 99064, 113680, 119560, 123830, 141520, 173362, 198128, 227360, 239120, 247660, 283040, 346724, 396256, 433405, 478240, 495320, 693448, 866810, 990640, 1386896, 1733620, 1981280, 2773792, 3467240, 6934480, 13868960]

約数ペア:

[(1, 13868960), (2, 6934480), (4, 3467240), (5, 2773792), (7, 1981280), (8, 1733620), (10, 1386896), (14, 990640), (16, 866810), (20, 693448), (28, 495320), (29, 478240), (32, 433405), (35, 396256), (40, 346724), (49, 283040), (56, 247660), (58, 239120), (61, 227360), (70, 198128), (80, 173362), (98, 141520), (112, 123830), (116, 119560), (122, 113680), (140, 99064), (145, 95648), (160, 86681), (196, 70760), (203, 68320), (224, 61915), (232, 59780), (244, 56840), (245, 56608), (280, 49532), (290, 47824), (305, 45472), (392, 35380), (406, 34160), (427, 32480), (464, 29890), (488, 28420), (490, 28304), (560, 24766), (580, 23912), (610, 22736), (784, 17690), (812, 17080), (854, 16240), (928, 14945), (976, 14210), (980, 14152), (1015, 13664), (1120, 12383), (1160, 11956), (1220, 11368), (1421, 9760), (1568, 8845), (1624, 8540), (1708, 8120), (1769, 7840), (1952, 7105), (1960, 7076), (2030, 6832), (2135, 6496), (2320, 5978), (2440, 5684), (2842, 4880), (2989, 4640), (3248, 4270), (3416, 4060), (3538, 3920)]