128017600

素因数分解:

$2^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 168

約数和(自身を含む): 340156800

約数和(自身を除く): 212139200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 32, 40, 50, 58, 62, 64, 80, 89, 100, 116, 124, 145, 155, 160, 178, 200, 232, 248, 290, 310, 320, 356, 400, 445, 464, 496, 580, 620, 712, 725, 775, 800, 890, 899, 928, 992, 1160, 1240, 1424, 1450, 1550, 1600, 1780, 1798, 1856, 1984, 2225, 2320, 2480, 2581, 2759, 2848, 2900, 3100, 3560, 3596, 4450, 4495, 4640, 4960, 5162, 5518, 5696, 5800, 6200, 7120, 7192, 8900, 8990, 9280, 9920, 10324, 11036, 11600, 12400, 12905, 13795, 14240, 14384, 17800, 17980, 20648, 22072, 22475, 23200, 24800, 25810, 27590, 28480, 28768, 35600, 35960, 41296, 44144, 44950, 46400, 49600, 51620, 55180, 57536, 64525, 68975, 71200, 71920, 80011, 82592, 88288, 89900, 103240, 110360, 129050, 137950, 142400, 143840, 160022, 165184, 176576, 179800, 206480, 220720, 258100, 275900, 287680, 320044, 359600, 400055, 412960, 441440, 516200, 551800, 640088, 719200, 800110, 825920, 882880, 1032400, 1103600, 1280176, 1438400, 1600220, 2000275, 2064800, 2207200, 2560352, 3200440, 4000550, 4129600, 4414400, 5120704, 6400880, 8001100, 12801760, 16002200, 25603520, 32004400, 64008800, 128017600]

約数ペア:

[(1, 128017600), (2, 64008800), (4, 32004400), (5, 25603520), (8, 16002200), (10, 12801760), (16, 8001100), (20, 6400880), (25, 5120704), (29, 4414400), (31, 4129600), (32, 4000550), (40, 3200440), (50, 2560352), (58, 2207200), (62, 2064800), (64, 2000275), (80, 1600220), (89, 1438400), (100, 1280176), (116, 1103600), (124, 1032400), (145, 882880), (155, 825920), (160, 800110), (178, 719200), (200, 640088), (232, 551800), (248, 516200), (290, 441440), (310, 412960), (320, 400055), (356, 359600), (400, 320044), (445, 287680), (464, 275900), (496, 258100), (580, 220720), (620, 206480), (712, 179800), (725, 176576), (775, 165184), (800, 160022), (890, 143840), (899, 142400), (928, 137950), (992, 129050), (1160, 110360), (1240, 103240), (1424, 89900), (1450, 88288), (1550, 82592), (1600, 80011), (1780, 71920), (1798, 71200), (1856, 68975), (1984, 64525), (2225, 57536), (2320, 55180), (2480, 51620), (2581, 49600), (2759, 46400), (2848, 44950), (2900, 44144), (3100, 41296), (3560, 35960), (3596, 35600), (4450, 28768), (4495, 28480), (4640, 27590), (4960, 25810), (5162, 24800), (5518, 23200), (5696, 22475), (5800, 22072), (6200, 20648), (7120, 17980), (7192, 17800), (8900, 14384), (8990, 14240), (9280, 13795), (9920, 12905), (10324, 12400), (11036, 11600)]