16668080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 160

約数和(自身を含む): 47996928

約数和(自身を除く): 31328848

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 47, 52, 55, 62, 65, 80, 88, 94, 104, 110, 124, 130, 143, 155, 176, 188, 208, 220, 235, 248, 260, 286, 310, 341, 376, 403, 440, 470, 496, 517, 520, 572, 611, 620, 682, 715, 752, 806, 880, 940, 1034, 1040, 1144, 1222, 1240, 1364, 1430, 1457, 1612, 1705, 1880, 2015, 2068, 2288, 2444, 2480, 2585, 2728, 2860, 2914, 3055, 3224, 3410, 3760, 4030, 4136, 4433, 4888, 5170, 5456, 5720, 5828, 6110, 6448, 6721, 6820, 7285, 8060, 8272, 8866, 9776, 10340, 11440, 11656, 12220, 13442, 13640, 14570, 16027, 16120, 17732, 18941, 20680, 22165, 23312, 24440, 26884, 27280, 29140, 32054, 32240, 33605, 35464, 37882, 41360, 44330, 48880, 53768, 58280, 64108, 67210, 70928, 75764, 80135, 88660, 94705, 107536, 116560, 128216, 134420, 151528, 160270, 177320, 189410, 208351, 256432, 268840, 303056, 320540, 354640, 378820, 416702, 537680, 641080, 757640, 833404, 1041755, 1282160, 1515280, 1666808, 2083510, 3333616, 4167020, 8334040, 16668080]

約数ペア:

[(1, 16668080), (2, 8334040), (4, 4167020), (5, 3333616), (8, 2083510), (10, 1666808), (11, 1515280), (13, 1282160), (16, 1041755), (20, 833404), (22, 757640), (26, 641080), (31, 537680), (40, 416702), (44, 378820), (47, 354640), (52, 320540), (55, 303056), (62, 268840), (65, 256432), (80, 208351), (88, 189410), (94, 177320), (104, 160270), (110, 151528), (124, 134420), (130, 128216), (143, 116560), (155, 107536), (176, 94705), (188, 88660), (208, 80135), (220, 75764), (235, 70928), (248, 67210), (260, 64108), (286, 58280), (310, 53768), (341, 48880), (376, 44330), (403, 41360), (440, 37882), (470, 35464), (496, 33605), (517, 32240), (520, 32054), (572, 29140), (611, 27280), (620, 26884), (682, 24440), (715, 23312), (752, 22165), (806, 20680), (880, 18941), (940, 17732), (1034, 16120), (1040, 16027), (1144, 14570), (1222, 13640), (1240, 13442), (1364, 12220), (1430, 11656), (1457, 11440), (1612, 10340), (1705, 9776), (1880, 8866), (2015, 8272), (2068, 8060), (2288, 7285), (2444, 6820), (2480, 6721), (2585, 6448), (2728, 6110), (2860, 5828), (2914, 5720), (3055, 5456), (3224, 5170), (3410, 4888), (3760, 4433), (4030, 4136)]