79707420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1532

約数の個数: 144

約数和(自身を含む): 271881792

約数和(自身を除く): 192174372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1481, 1495, 1794, 2070, 2340, 2691, 2962, 2990, 3588, 4140, 4443, 4485, 5382, 5924, 5980, 7405, 8886, 8970, 10764, 13329, 13455, 14810, 17772, 17940, 19253, 22215, 26658, 26910, 29620, 34063, 38506, 44430, 53316, 53820, 57759, 66645, 68126, 77012, 88860, 96265, 102189, 115518, 133290, 136252, 170315, 173277, 192530, 204378, 231036, 266580, 288795, 306567, 340630, 346554, 385060, 408756, 442819, 510945, 577590, 613134, 681260, 693108, 866385, 885638, 1021890, 1155180, 1226268, 1328457, 1532835, 1732770, 1771276, 2043780, 2214095, 2656914, 3065670, 3465540, 3985371, 4428190, 5313828, 6131340, 6642285, 7970742, 8856380, 13284570, 15941484, 19926855, 26569140, 39853710, 79707420]

約数ペア:

[(1, 79707420), (2, 39853710), (3, 26569140), (4, 19926855), (5, 15941484), (6, 13284570), (9, 8856380), (10, 7970742), (12, 6642285), (13, 6131340), (15, 5313828), (18, 4428190), (20, 3985371), (23, 3465540), (26, 3065670), (30, 2656914), (36, 2214095), (39, 2043780), (45, 1771276), (46, 1732770), (52, 1532835), (60, 1328457), (65, 1226268), (69, 1155180), (78, 1021890), (90, 885638), (92, 866385), (115, 693108), (117, 681260), (130, 613134), (138, 577590), (156, 510945), (180, 442819), (195, 408756), (207, 385060), (230, 346554), (234, 340630), (260, 306567), (276, 288795), (299, 266580), (345, 231036), (390, 204378), (414, 192530), (460, 173277), (468, 170315), (585, 136252), (598, 133290), (690, 115518), (780, 102189), (828, 96265), (897, 88860), (1035, 77012), (1170, 68126), (1196, 66645), (1380, 57759), (1481, 53820), (1495, 53316), (1794, 44430), (2070, 38506), (2340, 34063), (2691, 29620), (2962, 26910), (2990, 26658), (3588, 22215), (4140, 19253), (4443, 17940), (4485, 17772), (5382, 14810), (5924, 13455), (5980, 13329), (7405, 10764), (8886, 8970)]