163771440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1467

約数の個数: 160

約数和(自身を含む): 588819456

約数和(自身を除く): 425048016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 420, 426, 497, 560, 568, 710, 840, 852, 994, 1065, 1136, 1373, 1420, 1491, 1680, 1704, 1988, 2130, 2485, 2746, 2840, 2982, 3408, 3976, 4119, 4260, 4970, 5492, 5680, 5964, 6865, 7455, 7952, 8238, 8520, 9611, 9940, 10984, 11928, 13730, 14910, 16476, 17040, 19222, 19880, 20595, 21968, 23856, 27460, 28833, 29820, 32952, 38444, 39760, 41190, 48055, 54920, 57666, 59640, 65904, 76888, 82380, 96110, 97483, 109840, 115332, 119280, 144165, 153776, 164760, 192220, 194966, 230664, 288330, 292449, 329520, 384440, 389932, 461328, 487415, 576660, 584898, 682381, 768880, 779864, 974830, 1153320, 1169796, 1364762, 1462245, 1559728, 1949660, 2047143, 2306640, 2339592, 2729524, 2924490, 3411905, 3899320, 4094286, 4679184, 5459048, 5848980, 6823810, 7798640, 8188572, 10235715, 10918096, 11697960, 13647620, 16377144, 20471430, 23395920, 27295240, 32754288, 40942860, 54590480, 81885720, 163771440]

約数ペア:

[(1, 163771440), (2, 81885720), (3, 54590480), (4, 40942860), (5, 32754288), (6, 27295240), (7, 23395920), (8, 20471430), (10, 16377144), (12, 13647620), (14, 11697960), (15, 10918096), (16, 10235715), (20, 8188572), (21, 7798640), (24, 6823810), (28, 5848980), (30, 5459048), (35, 4679184), (40, 4094286), (42, 3899320), (48, 3411905), (56, 2924490), (60, 2729524), (70, 2339592), (71, 2306640), (80, 2047143), (84, 1949660), (105, 1559728), (112, 1462245), (120, 1364762), (140, 1169796), (142, 1153320), (168, 974830), (210, 779864), (213, 768880), (240, 682381), (280, 584898), (284, 576660), (336, 487415), (355, 461328), (420, 389932), (426, 384440), (497, 329520), (560, 292449), (568, 288330), (710, 230664), (840, 194966), (852, 192220), (994, 164760), (1065, 153776), (1136, 144165), (1373, 119280), (1420, 115332), (1491, 109840), (1680, 97483), (1704, 96110), (1988, 82380), (2130, 76888), (2485, 65904), (2746, 59640), (2840, 57666), (2982, 54920), (3408, 48055), (3976, 41190), (4119, 39760), (4260, 38444), (4970, 32952), (5492, 29820), (5680, 28833), (5964, 27460), (6865, 23856), (7455, 21968), (7952, 20595), (8238, 19880), (8520, 19222), (9611, 17040), (9940, 16476), (10984, 14910), (11928, 13730)]