2479987972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 5850722304

約数和(自身を除く): 3370734332

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 31, 44, 46, 62, 77, 92, 124, 154, 161, 217, 253, 308, 322, 341, 434, 491, 506, 529, 644, 682, 713, 868, 982, 1012, 1058, 1364, 1426, 1771, 1964, 2116, 2387, 2852, 3437, 3542, 3703, 4774, 4991, 5401, 5819, 6874, 7084, 7406, 7843, 9548, 9982, 10802, 11293, 11638, 13748, 14812, 15221, 15686, 16399, 19964, 21604, 22586, 23276, 30442, 31372, 32798, 37807, 40733, 45172, 54901, 60884, 65596, 75614, 79051, 81466, 106547, 109802, 114793, 124223, 151228, 158102, 162932, 167431, 180389, 213094, 219604, 229586, 248446, 259739, 316204, 334862, 350083, 360778, 426188, 459172, 496892, 519478, 669724, 700166, 721556, 869561, 1038956, 1172017, 1262723, 1400332, 1739122, 1818173, 2344034, 2450581, 2525446, 2857129, 3478244, 3636346, 3850913, 4688068, 4901162, 5050892, 5714258, 7272692, 7701826, 8051909, 9802324, 11428516, 15403652, 16103818, 19999903, 26956391, 32207636, 39999806, 53912782, 56363363, 79999612, 88570999, 107825564, 112726726, 177141998, 225453452, 354283996, 619996993, 1239993986, 2479987972]

約数ペア:

[(1, 2479987972), (2, 1239993986), (4, 619996993), (7, 354283996), (11, 225453452), (14, 177141998), (22, 112726726), (23, 107825564), (28, 88570999), (31, 79999612), (44, 56363363), (46, 53912782), (62, 39999806), (77, 32207636), (92, 26956391), (124, 19999903), (154, 16103818), (161, 15403652), (217, 11428516), (253, 9802324), (308, 8051909), (322, 7701826), (341, 7272692), (434, 5714258), (491, 5050892), (506, 4901162), (529, 4688068), (644, 3850913), (682, 3636346), (713, 3478244), (868, 2857129), (982, 2525446), (1012, 2450581), (1058, 2344034), (1364, 1818173), (1426, 1739122), (1771, 1400332), (1964, 1262723), (2116, 1172017), (2387, 1038956), (2852, 869561), (3437, 721556), (3542, 700166), (3703, 669724), (4774, 519478), (4991, 496892), (5401, 459172), (5819, 426188), (6874, 360778), (7084, 350083), (7406, 334862), (7843, 316204), (9548, 259739), (9982, 248446), (10802, 229586), (11293, 219604), (11638, 213094), (13748, 180389), (14812, 167431), (15221, 162932), (15686, 158102), (16399, 151228), (19964, 124223), (21604, 114793), (22586, 109802), (23276, 106547), (30442, 81466), (31372, 79051), (32798, 75614), (37807, 65596), (40733, 60884), (45172, 54901)]