67109120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 179422320

約数和(自身を除く): 112313200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 109, 128, 130, 148, 160, 185, 208, 218, 256, 260, 296, 320, 370, 416, 436, 481, 520, 545, 592, 640, 740, 832, 872, 962, 1040, 1090, 1184, 1280, 1417, 1480, 1664, 1744, 1924, 2080, 2180, 2368, 2405, 2834, 2960, 3328, 3488, 3848, 4033, 4160, 4360, 4736, 4810, 5668, 5920, 6976, 7085, 7696, 8066, 8320, 8720, 9472, 9620, 11336, 11840, 13952, 14170, 15392, 16132, 16640, 17440, 19240, 20165, 22672, 23680, 27904, 28340, 30784, 32264, 34880, 38480, 40330, 45344, 47360, 52429, 56680, 61568, 64528, 69760, 76960, 80660, 90688, 104858, 113360, 123136, 129056, 139520, 153920, 161320, 181376, 209716, 226720, 258112, 262145, 307840, 322640, 362752, 419432, 453440, 516224, 524290, 615680, 645280, 838864, 906880, 1032448, 1048580, 1290560, 1677728, 1813760, 2097160, 2581120, 3355456, 4194320, 5162240, 6710912, 8388640, 13421824, 16777280, 33554560, 67109120]

約数ペア:

[(1, 67109120), (2, 33554560), (4, 16777280), (5, 13421824), (8, 8388640), (10, 6710912), (13, 5162240), (16, 4194320), (20, 3355456), (26, 2581120), (32, 2097160), (37, 1813760), (40, 1677728), (52, 1290560), (64, 1048580), (65, 1032448), (74, 906880), (80, 838864), (104, 645280), (109, 615680), (128, 524290), (130, 516224), (148, 453440), (160, 419432), (185, 362752), (208, 322640), (218, 307840), (256, 262145), (260, 258112), (296, 226720), (320, 209716), (370, 181376), (416, 161320), (436, 153920), (481, 139520), (520, 129056), (545, 123136), (592, 113360), (640, 104858), (740, 90688), (832, 80660), (872, 76960), (962, 69760), (1040, 64528), (1090, 61568), (1184, 56680), (1280, 52429), (1417, 47360), (1480, 45344), (1664, 40330), (1744, 38480), (1924, 34880), (2080, 32264), (2180, 30784), (2368, 28340), (2405, 27904), (2834, 23680), (2960, 22672), (3328, 20165), (3488, 19240), (3848, 17440), (4033, 16640), (4160, 16132), (4360, 15392), (4736, 14170), (4810, 13952), (5668, 11840), (5920, 11336), (6976, 9620), (7085, 9472), (7696, 8720), (8066, 8320)]