989157456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16087}}^1$

素因数の和:16169

約数の個数: 120

約数和(自身を含む): 3215798144

約数和(自身を除く): 2226640688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 61, 63, 72, 84, 112, 122, 126, 144, 168, 183, 244, 252, 336, 366, 427, 488, 504, 549, 732, 854, 976, 1008, 1098, 1281, 1464, 1708, 2196, 2562, 2928, 3416, 3843, 4392, 5124, 6832, 7686, 8784, 10248, 15372, 16087, 20496, 30744, 32174, 48261, 61488, 64348, 96522, 112609, 128696, 144783, 193044, 225218, 257392, 289566, 337827, 386088, 450436, 579132, 675654, 772176, 900872, 981307, 1013481, 1158264, 1351308, 1801744, 1962614, 2026962, 2316528, 2702616, 2943921, 3925228, 4053924, 5405232, 5887842, 6869149, 7850456, 8107848, 8831763, 11775684, 13738298, 15700912, 16215696, 17663526, 20607447, 23551368, 27476596, 35327052, 41214894, 47102736, 54953192, 61822341, 70654104, 82429788, 109906384, 123644682, 141308208, 164859576, 247289364, 329719152, 494578728, 989157456]

約数ペア:

[(1, 989157456), (2, 494578728), (3, 329719152), (4, 247289364), (6, 164859576), (7, 141308208), (8, 123644682), (9, 109906384), (12, 82429788), (14, 70654104), (16, 61822341), (18, 54953192), (21, 47102736), (24, 41214894), (28, 35327052), (36, 27476596), (42, 23551368), (48, 20607447), (56, 17663526), (61, 16215696), (63, 15700912), (72, 13738298), (84, 11775684), (112, 8831763), (122, 8107848), (126, 7850456), (144, 6869149), (168, 5887842), (183, 5405232), (244, 4053924), (252, 3925228), (336, 2943921), (366, 2702616), (427, 2316528), (488, 2026962), (504, 1962614), (549, 1801744), (732, 1351308), (854, 1158264), (976, 1013481), (1008, 981307), (1098, 900872), (1281, 772176), (1464, 675654), (1708, 579132), (2196, 450436), (2562, 386088), (2928, 337827), (3416, 289566), (3843, 257392), (4392, 225218), (5124, 193044), (6832, 144783), (7686, 128696), (8784, 112609), (10248, 96522), (15372, 64348), (16087, 61488), (20496, 48261), (30744, 32174)]