321237864

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 944985600

約数和(自身を除く): 623747736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 43, 57, 72, 76, 86, 114, 127, 129, 152, 171, 172, 228, 254, 258, 342, 344, 381, 387, 456, 508, 516, 684, 762, 774, 817, 1016, 1032, 1143, 1368, 1524, 1548, 1634, 1849, 2286, 2413, 2451, 3048, 3096, 3268, 3698, 4572, 4826, 4902, 5461, 5547, 6536, 7239, 7353, 7396, 9144, 9652, 9804, 10922, 11094, 14478, 14706, 14792, 16383, 16641, 19304, 19608, 21717, 21844, 22188, 28956, 29412, 32766, 33282, 35131, 43434, 43688, 44376, 49149, 57912, 58824, 65532, 66564, 70262, 86868, 98298, 103759, 105393, 131064, 133128, 140524, 173736, 196596, 207518, 210786, 234823, 281048, 311277, 316179, 393192, 415036, 421572, 469646, 622554, 632358, 704469, 830072, 843144, 933831, 939292, 1245108, 1264716, 1408938, 1867662, 1878584, 2113407, 2490216, 2529432, 2817876, 3735324, 4226814, 4461637, 5635752, 7470648, 8453628, 8923274, 13384911, 16907256, 17846548, 26769822, 35693096, 40154733, 53539644, 80309466, 107079288, 160618932, 321237864]

約数ペア:

[(1, 321237864), (2, 160618932), (3, 107079288), (4, 80309466), (6, 53539644), (8, 40154733), (9, 35693096), (12, 26769822), (18, 17846548), (19, 16907256), (24, 13384911), (36, 8923274), (38, 8453628), (43, 7470648), (57, 5635752), (72, 4461637), (76, 4226814), (86, 3735324), (114, 2817876), (127, 2529432), (129, 2490216), (152, 2113407), (171, 1878584), (172, 1867662), (228, 1408938), (254, 1264716), (258, 1245108), (342, 939292), (344, 933831), (381, 843144), (387, 830072), (456, 704469), (508, 632358), (516, 622554), (684, 469646), (762, 421572), (774, 415036), (817, 393192), (1016, 316179), (1032, 311277), (1143, 281048), (1368, 234823), (1524, 210786), (1548, 207518), (1634, 196596), (1849, 173736), (2286, 140524), (2413, 133128), (2451, 131064), (3048, 105393), (3096, 103759), (3268, 98298), (3698, 86868), (4572, 70262), (4826, 66564), (4902, 65532), (5461, 58824), (5547, 57912), (6536, 49149), (7239, 44376), (7353, 43688), (7396, 43434), (9144, 35131), (9652, 33282), (9804, 32766), (10922, 29412), (11094, 28956), (14478, 22188), (14706, 21844), (14792, 21717), (16383, 19608), (16641, 19304)]