123939984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 385245184

約数和(自身を除く): 261305200

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 73, 84, 93, 112, 124, 146, 163, 168, 186, 217, 219, 248, 292, 326, 336, 372, 434, 438, 489, 496, 511, 584, 651, 652, 744, 868, 876, 978, 1022, 1141, 1168, 1302, 1304, 1488, 1533, 1736, 1752, 1956, 2044, 2263, 2282, 2604, 2608, 3066, 3423, 3472, 3504, 3912, 4088, 4526, 4564, 5053, 5208, 6132, 6789, 6846, 7824, 8176, 9052, 9128, 10106, 10416, 11899, 12264, 13578, 13692, 15159, 15841, 18104, 18256, 20212, 23798, 24528, 27156, 27384, 30318, 31682, 35371, 35697, 36208, 40424, 47523, 47596, 54312, 54768, 60636, 63364, 70742, 71394, 80848, 83293, 95046, 95192, 106113, 108624, 121272, 126728, 141484, 142788, 166586, 190092, 190384, 212226, 242544, 249879, 253456, 282968, 285576, 333172, 368869, 380184, 424452, 499758, 565936, 571152, 666344, 737738, 760368, 848904, 999516, 1106607, 1332688, 1475476, 1697808, 1999032, 2213214, 2582083, 2950952, 3998064, 4426428, 5164166, 5901904, 7746249, 8852856, 10328332, 15492498, 17705712, 20656664, 30984996, 41313328, 61969992, 123939984]

約数ペア:

[(1, 123939984), (2, 61969992), (3, 41313328), (4, 30984996), (6, 20656664), (7, 17705712), (8, 15492498), (12, 10328332), (14, 8852856), (16, 7746249), (21, 5901904), (24, 5164166), (28, 4426428), (31, 3998064), (42, 2950952), (48, 2582083), (56, 2213214), (62, 1999032), (73, 1697808), (84, 1475476), (93, 1332688), (112, 1106607), (124, 999516), (146, 848904), (163, 760368), (168, 737738), (186, 666344), (217, 571152), (219, 565936), (248, 499758), (292, 424452), (326, 380184), (336, 368869), (372, 333172), (434, 285576), (438, 282968), (489, 253456), (496, 249879), (511, 242544), (584, 212226), (651, 190384), (652, 190092), (744, 166586), (868, 142788), (876, 141484), (978, 126728), (1022, 121272), (1141, 108624), (1168, 106113), (1302, 95192), (1304, 95046), (1488, 83293), (1533, 80848), (1736, 71394), (1752, 70742), (1956, 63364), (2044, 60636), (2263, 54768), (2282, 54312), (2604, 47596), (2608, 47523), (3066, 40424), (3423, 36208), (3472, 35697), (3504, 35371), (3912, 31682), (4088, 30318), (4526, 27384), (4564, 27156), (5053, 24528), (5208, 23798), (6132, 20212), (6789, 18256), (6846, 18104), (7824, 15841), (8176, 15159), (9052, 13692), (9128, 13578), (10106, 12264), (10416, 11899)]