278116410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{269}}^1$

素因数の和:544

約数の個数: 128

約数和(自身を含む): 790352640

約数和(自身を除く): 512236230

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 241, 269, 286, 330, 390, 429, 482, 538, 715, 723, 807, 858, 1205, 1345, 1430, 1446, 1614, 2145, 2410, 2651, 2690, 2959, 3133, 3497, 3615, 4035, 4290, 5302, 5918, 6266, 6994, 7230, 7953, 8070, 8877, 9399, 10491, 13255, 14795, 15665, 15906, 17485, 17754, 18798, 20982, 26510, 29590, 31330, 34463, 34970, 38467, 39765, 44385, 46995, 52455, 64829, 68926, 76934, 79530, 88770, 93990, 103389, 104910, 115401, 129658, 172315, 192335, 194487, 206778, 230802, 324145, 344630, 384670, 388974, 516945, 577005, 648290, 713119, 842777, 972435, 1033890, 1154010, 1426238, 1685554, 1944870, 2139357, 2528331, 3565595, 4213885, 4278714, 5056662, 7131190, 8427770, 9270547, 10696785, 12641655, 18541094, 21393570, 25283310, 27811641, 46352735, 55623282, 92705470, 139058205, 278116410]

約数ペア:

[(1, 278116410), (2, 139058205), (3, 92705470), (5, 55623282), (6, 46352735), (10, 27811641), (11, 25283310), (13, 21393570), (15, 18541094), (22, 12641655), (26, 10696785), (30, 9270547), (33, 8427770), (39, 7131190), (55, 5056662), (65, 4278714), (66, 4213885), (78, 3565595), (110, 2528331), (130, 2139357), (143, 1944870), (165, 1685554), (195, 1426238), (241, 1154010), (269, 1033890), (286, 972435), (330, 842777), (390, 713119), (429, 648290), (482, 577005), (538, 516945), (715, 388974), (723, 384670), (807, 344630), (858, 324145), (1205, 230802), (1345, 206778), (1430, 194487), (1446, 192335), (1614, 172315), (2145, 129658), (2410, 115401), (2651, 104910), (2690, 103389), (2959, 93990), (3133, 88770), (3497, 79530), (3615, 76934), (4035, 68926), (4290, 64829), (5302, 52455), (5918, 46995), (6266, 44385), (6994, 39765), (7230, 38467), (7953, 34970), (8070, 34463), (8877, 31330), (9399, 29590), (10491, 26510), (13255, 20982), (14795, 18798), (15665, 17754), (15906, 17485)]