1281104580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{983}}^1$

素因数の和:1138

約数の個数: 192

約数和(自身を含む): 4284887040

約数和(自身を除く): 3003782460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 107, 116, 140, 145, 174, 203, 210, 214, 290, 321, 348, 406, 420, 428, 435, 535, 580, 609, 642, 749, 812, 870, 983, 1015, 1070, 1218, 1284, 1498, 1605, 1740, 1966, 2030, 2140, 2247, 2436, 2949, 2996, 3045, 3103, 3210, 3745, 3932, 4060, 4494, 4915, 5898, 6090, 6206, 6420, 6881, 7490, 8988, 9309, 9830, 11235, 11796, 12180, 12412, 13762, 14745, 14980, 15515, 18618, 19660, 20643, 21721, 22470, 27524, 28507, 29490, 31030, 34405, 37236, 41286, 43442, 44940, 46545, 57014, 58980, 62060, 65163, 68810, 82572, 85521, 86884, 93090, 103215, 105181, 108605, 114028, 130326, 137620, 142535, 171042, 186180, 199549, 206430, 210362, 217210, 260652, 285070, 315543, 325815, 342084, 399098, 412860, 420724, 427605, 434420, 525905, 570140, 598647, 631086, 651630, 736267, 798196, 855210, 997745, 1051810, 1197294, 1262172, 1303260, 1472534, 1577715, 1710420, 1995490, 2103620, 2208801, 2394588, 2945068, 2993235, 3050249, 3155430, 3681335, 3990980, 4417602, 5986470, 6100498, 6310860, 7362670, 8835204, 9150747, 11044005, 11972940, 12200996, 14725340, 15251245, 18301494, 21351743, 22088010, 30502490, 36602988, 42703486, 44176020, 45753735, 61004980, 64055229, 85406972, 91507470, 106758715, 128110458, 183014940, 213517430, 256220916, 320276145, 427034860, 640552290, 1281104580]

約数ペア:

[(1, 1281104580), (2, 640552290), (3, 427034860), (4, 320276145), (5, 256220916), (6, 213517430), (7, 183014940), (10, 128110458), (12, 106758715), (14, 91507470), (15, 85406972), (20, 64055229), (21, 61004980), (28, 45753735), (29, 44176020), (30, 42703486), (35, 36602988), (42, 30502490), (58, 22088010), (60, 21351743), (70, 18301494), (84, 15251245), (87, 14725340), (105, 12200996), (107, 11972940), (116, 11044005), (140, 9150747), (145, 8835204), (174, 7362670), (203, 6310860), (210, 6100498), (214, 5986470), (290, 4417602), (321, 3990980), (348, 3681335), (406, 3155430), (420, 3050249), (428, 2993235), (435, 2945068), (535, 2394588), (580, 2208801), (609, 2103620), (642, 1995490), (749, 1710420), (812, 1577715), (870, 1472534), (983, 1303260), (1015, 1262172), (1070, 1197294), (1218, 1051810), (1284, 997745), (1498, 855210), (1605, 798196), (1740, 736267), (1966, 651630), (2030, 631086), (2140, 598647), (2247, 570140), (2436, 525905), (2949, 434420), (2996, 427605), (3045, 420724), (3103, 412860), (3210, 399098), (3745, 342084), (3932, 325815), (4060, 315543), (4494, 285070), (4915, 260652), (5898, 217210), (6090, 210362), (6206, 206430), (6420, 199549), (6881, 186180), (7490, 171042), (8988, 142535), (9309, 137620), (9830, 130326), (11235, 114028), (11796, 108605), (12180, 105181), (12412, 103215), (13762, 93090), (14745, 86884), (14980, 85521), (15515, 82572), (18618, 68810), (19660, 65163), (20643, 62060), (21721, 58980), (22470, 57014), (27524, 46545), (28507, 44940), (29490, 43442), (31030, 41286), (34405, 37236)]