164180960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 406425600

約数和(自身を除く): 242244640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 79, 80, 124, 155, 158, 160, 248, 310, 316, 395, 419, 496, 620, 632, 790, 838, 992, 1240, 1264, 1580, 1676, 2095, 2449, 2480, 2528, 3160, 3352, 4190, 4898, 4960, 6320, 6704, 8380, 9796, 12245, 12640, 12989, 13408, 16760, 19592, 24490, 25978, 33101, 33520, 39184, 48980, 51956, 64945, 66202, 67040, 78368, 97960, 103912, 129890, 132404, 165505, 195920, 207824, 259780, 264808, 331010, 391840, 415648, 519560, 529616, 662020, 1026131, 1039120, 1059232, 1324040, 2052262, 2078240, 2648080, 4104524, 5130655, 5296160, 8209048, 10261310, 16418096, 20522620, 32836192, 41045240, 82090480, 164180960]

約数ペア:

[(1, 164180960), (2, 82090480), (4, 41045240), (5, 32836192), (8, 20522620), (10, 16418096), (16, 10261310), (20, 8209048), (31, 5296160), (32, 5130655), (40, 4104524), (62, 2648080), (79, 2078240), (80, 2052262), (124, 1324040), (155, 1059232), (158, 1039120), (160, 1026131), (248, 662020), (310, 529616), (316, 519560), (395, 415648), (419, 391840), (496, 331010), (620, 264808), (632, 259780), (790, 207824), (838, 195920), (992, 165505), (1240, 132404), (1264, 129890), (1580, 103912), (1676, 97960), (2095, 78368), (2449, 67040), (2480, 66202), (2528, 64945), (3160, 51956), (3352, 48980), (4190, 39184), (4898, 33520), (4960, 33101), (6320, 25978), (6704, 24490), (8380, 19592), (9796, 16760), (12245, 13408), (12640, 12989)]