67736840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 173560320

約数和(自身を除く): 105823480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 61, 68, 71, 85, 92, 115, 122, 136, 142, 170, 184, 230, 244, 284, 305, 340, 355, 391, 460, 488, 568, 610, 680, 710, 782, 920, 1037, 1207, 1220, 1403, 1420, 1564, 1633, 1955, 2074, 2414, 2440, 2806, 2840, 3128, 3266, 3910, 4148, 4331, 4828, 5185, 5612, 6035, 6532, 7015, 7820, 8165, 8296, 8662, 9656, 10370, 11224, 12070, 13064, 14030, 15640, 16330, 17324, 20740, 21655, 23851, 24140, 27761, 28060, 32660, 34648, 41480, 43310, 47702, 48280, 55522, 56120, 65320, 73627, 86620, 95404, 99613, 111044, 119255, 138805, 147254, 173240, 190808, 199226, 222088, 238510, 277610, 294508, 368135, 398452, 477020, 498065, 555220, 589016, 736270, 796904, 954040, 996130, 1110440, 1472540, 1693421, 1992260, 2945080, 3386842, 3984520, 6773684, 8467105, 13547368, 16934210, 33868420, 67736840]

約数ペア:

[(1, 67736840), (2, 33868420), (4, 16934210), (5, 13547368), (8, 8467105), (10, 6773684), (17, 3984520), (20, 3386842), (23, 2945080), (34, 1992260), (40, 1693421), (46, 1472540), (61, 1110440), (68, 996130), (71, 954040), (85, 796904), (92, 736270), (115, 589016), (122, 555220), (136, 498065), (142, 477020), (170, 398452), (184, 368135), (230, 294508), (244, 277610), (284, 238510), (305, 222088), (340, 199226), (355, 190808), (391, 173240), (460, 147254), (488, 138805), (568, 119255), (610, 111044), (680, 99613), (710, 95404), (782, 86620), (920, 73627), (1037, 65320), (1207, 56120), (1220, 55522), (1403, 48280), (1420, 47702), (1564, 43310), (1633, 41480), (1955, 34648), (2074, 32660), (2414, 28060), (2440, 27761), (2806, 24140), (2840, 23851), (3128, 21655), (3266, 20740), (3910, 17324), (4148, 16330), (4331, 15640), (4828, 14030), (5185, 13064), (5612, 12070), (6035, 11224), (6532, 10370), (7015, 9656), (7820, 8662), (8165, 8296)]