87670908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 252129696

約数和(自身を除く): 164458788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 61, 74, 78, 83, 111, 117, 122, 148, 156, 166, 183, 222, 234, 244, 249, 332, 333, 366, 444, 468, 481, 498, 549, 666, 732, 747, 793, 962, 996, 1079, 1098, 1332, 1443, 1494, 1586, 1924, 2158, 2196, 2257, 2379, 2886, 2988, 3071, 3172, 3237, 4316, 4329, 4514, 4758, 5063, 5772, 6142, 6474, 6771, 7137, 8658, 9028, 9213, 9516, 9711, 10126, 12284, 12948, 13542, 14274, 15189, 17316, 18426, 19422, 20252, 20313, 27084, 27639, 28548, 29341, 30378, 36852, 38844, 39923, 40626, 45567, 55278, 58682, 60756, 65819, 79846, 81252, 88023, 91134, 110556, 117364, 119769, 131638, 159692, 176046, 182268, 187331, 197457, 239538, 263276, 264069, 352092, 359307, 374662, 394914, 479076, 528138, 561993, 592371, 718614, 749324, 789828, 1056276, 1123986, 1184742, 1437228, 1685979, 2247972, 2369484, 2435303, 3371958, 4870606, 6743916, 7305909, 9741212, 14611818, 21917727, 29223636, 43835454, 87670908]

約数ペア:

[(1, 87670908), (2, 43835454), (3, 29223636), (4, 21917727), (6, 14611818), (9, 9741212), (12, 7305909), (13, 6743916), (18, 4870606), (26, 3371958), (36, 2435303), (37, 2369484), (39, 2247972), (52, 1685979), (61, 1437228), (74, 1184742), (78, 1123986), (83, 1056276), (111, 789828), (117, 749324), (122, 718614), (148, 592371), (156, 561993), (166, 528138), (183, 479076), (222, 394914), (234, 374662), (244, 359307), (249, 352092), (332, 264069), (333, 263276), (366, 239538), (444, 197457), (468, 187331), (481, 182268), (498, 176046), (549, 159692), (666, 131638), (732, 119769), (747, 117364), (793, 110556), (962, 91134), (996, 88023), (1079, 81252), (1098, 79846), (1332, 65819), (1443, 60756), (1494, 58682), (1586, 55278), (1924, 45567), (2158, 40626), (2196, 39923), (2257, 38844), (2379, 36852), (2886, 30378), (2988, 29341), (3071, 28548), (3172, 27639), (3237, 27084), (4316, 20313), (4329, 20252), (4514, 19422), (4758, 18426), (5063, 17316), (5772, 15189), (6142, 14274), (6474, 13542), (6771, 12948), (7137, 12284), (8658, 10126), (9028, 9711), (9213, 9516)]