251745048

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 732363840

約数和(自身を除く): 480618792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 43, 61, 62, 72, 86, 93, 122, 124, 129, 172, 183, 186, 244, 248, 258, 279, 344, 366, 372, 387, 488, 516, 549, 558, 732, 744, 774, 1032, 1098, 1116, 1333, 1464, 1548, 1849, 1891, 2196, 2232, 2623, 2666, 3096, 3698, 3782, 3999, 4392, 5246, 5332, 5547, 5673, 7396, 7564, 7869, 7998, 10492, 10664, 11094, 11346, 11997, 14792, 15128, 15738, 15996, 16641, 17019, 20984, 22188, 22692, 23607, 23994, 31476, 31992, 33282, 34038, 44376, 45384, 47214, 47988, 57319, 62952, 66564, 68076, 81313, 94428, 95976, 112789, 114638, 133128, 136152, 162626, 171957, 188856, 225578, 229276, 243939, 325252, 338367, 343914, 451156, 458552, 487878, 515871, 650504, 676734, 687828, 731817, 902312, 975756, 1015101, 1031742, 1353468, 1375656, 1463634, 1951512, 2030202, 2063484, 2706936, 2927268, 3496459, 4060404, 4126968, 5854536, 6992918, 8120808, 10489377, 13985836, 20978754, 27971672, 31468131, 41957508, 62936262, 83915016, 125872524, 251745048]

約数ペア:

[(1, 251745048), (2, 125872524), (3, 83915016), (4, 62936262), (6, 41957508), (8, 31468131), (9, 27971672), (12, 20978754), (18, 13985836), (24, 10489377), (31, 8120808), (36, 6992918), (43, 5854536), (61, 4126968), (62, 4060404), (72, 3496459), (86, 2927268), (93, 2706936), (122, 2063484), (124, 2030202), (129, 1951512), (172, 1463634), (183, 1375656), (186, 1353468), (244, 1031742), (248, 1015101), (258, 975756), (279, 902312), (344, 731817), (366, 687828), (372, 676734), (387, 650504), (488, 515871), (516, 487878), (549, 458552), (558, 451156), (732, 343914), (744, 338367), (774, 325252), (1032, 243939), (1098, 229276), (1116, 225578), (1333, 188856), (1464, 171957), (1548, 162626), (1849, 136152), (1891, 133128), (2196, 114638), (2232, 112789), (2623, 95976), (2666, 94428), (3096, 81313), (3698, 68076), (3782, 66564), (3999, 62952), (4392, 57319), (5246, 47988), (5332, 47214), (5547, 45384), (5673, 44376), (7396, 34038), (7564, 33282), (7869, 31992), (7998, 31476), (10492, 23994), (10664, 23607), (11094, 22692), (11346, 22188), (11997, 20984), (14792, 17019), (15128, 16641), (15738, 15996)]