638658108

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 1967099904

約数和(自身を除く): 1328441796

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 27, 33, 34, 36, 44, 51, 54, 66, 68, 81, 83, 99, 102, 108, 127, 132, 153, 162, 166, 187, 198, 204, 249, 254, 297, 306, 324, 332, 374, 381, 396, 459, 498, 508, 561, 594, 612, 747, 748, 762, 891, 913, 918, 996, 1122, 1143, 1188, 1377, 1397, 1411, 1494, 1524, 1683, 1782, 1826, 1836, 2159, 2241, 2244, 2286, 2739, 2754, 2794, 2822, 2988, 3366, 3429, 3564, 3652, 4191, 4233, 4318, 4482, 4572, 5049, 5478, 5508, 5588, 5644, 6477, 6723, 6732, 6858, 8217, 8382, 8466, 8636, 8964, 10098, 10287, 10541, 10956, 12573, 12699, 12954, 13446, 13716, 15147, 15521, 16434, 16764, 16932, 19431, 20196, 20574, 21082, 23749, 24651, 25146, 25398, 25908, 26892, 30294, 31042, 31623, 32868, 37719, 38097, 38862, 41148, 42164, 46563, 47498, 49302, 50292, 50796, 58293, 60588, 62084, 63246, 71247, 73953, 75438, 76194, 77724, 93126, 94869, 94996, 98604, 113157, 114291, 115951, 116586, 126492, 139689, 142494, 147906, 150876, 152388, 174879, 179197, 186252, 189738, 213741, 226314, 228582, 231902, 233172, 279378, 284607, 284988, 295812, 347853, 349758, 358394, 379476, 419067, 427482, 452628, 457164, 463804, 537591, 558756, 569214, 641223, 695706, 699516, 716788, 838134, 853821, 854964, 1043559, 1075182, 1138428, 1257201, 1282446, 1391412, 1612773, 1676268, 1707642, 1923669, 1971167, 2087118, 2150364, 2514402, 2564892, 3130677, 3225546, 3415284, 3847338, 3942334, 4174236, 4838319, 5028804, 5913501, 6261354, 6451092, 7694676, 7884668, 9392031, 9676638, 11827002, 12522708, 14514957, 17740503, 18784062, 19353276, 23654004, 29029914, 35481006, 37568124, 53221509, 58059828, 70962012, 106443018, 159664527, 212886036, 319329054, 638658108]

約数ペア:

[(1, 638658108), (2, 319329054), (3, 212886036), (4, 159664527), (6, 106443018), (9, 70962012), (11, 58059828), (12, 53221509), (17, 37568124), (18, 35481006), (22, 29029914), (27, 23654004), (33, 19353276), (34, 18784062), (36, 17740503), (44, 14514957), (51, 12522708), (54, 11827002), (66, 9676638), (68, 9392031), (81, 7884668), (83, 7694676), (99, 6451092), (102, 6261354), (108, 5913501), (127, 5028804), (132, 4838319), (153, 4174236), (162, 3942334), (166, 3847338), (187, 3415284), (198, 3225546), (204, 3130677), (249, 2564892), (254, 2514402), (297, 2150364), (306, 2087118), (324, 1971167), (332, 1923669), (374, 1707642), (381, 1676268), (396, 1612773), (459, 1391412), (498, 1282446), (508, 1257201), (561, 1138428), (594, 1075182), (612, 1043559), (747, 854964), (748, 853821), (762, 838134), (891, 716788), (913, 699516), (918, 695706), (996, 641223), (1122, 569214), (1143, 558756), (1188, 537591), (1377, 463804), (1397, 457164), (1411, 452628), (1494, 427482), (1524, 419067), (1683, 379476), (1782, 358394), (1826, 349758), (1836, 347853), (2159, 295812), (2241, 284988), (2244, 284607), (2286, 279378), (2739, 233172), (2754, 231902), (2794, 228582), (2822, 226314), (2988, 213741), (3366, 189738), (3429, 186252), (3564, 179197), (3652, 174879), (4191, 152388), (4233, 150876), (4318, 147906), (4482, 142494), (4572, 139689), (5049, 126492), (5478, 116586), (5508, 115951), (5588, 114291), (5644, 113157), (6477, 98604), (6723, 94996), (6732, 94869), (6858, 93126), (8217, 77724), (8382, 76194), (8466, 75438), (8636, 73953), (8964, 71247), (10098, 63246), (10287, 62084), (10541, 60588), (10956, 58293), (12573, 50796), (12699, 50292), (12954, 49302), (13446, 47498), (13716, 46563), (15147, 42164), (15521, 41148), (16434, 38862), (16764, 38097), (16932, 37719), (19431, 32868), (20196, 31623), (20574, 31042), (21082, 30294), (23749, 26892), (24651, 25908), (25146, 25398)]