51283920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 168274944

約数和(自身を除く): 116991024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 61, 62, 80, 93, 113, 120, 122, 124, 155, 183, 186, 226, 240, 244, 248, 305, 310, 339, 366, 372, 452, 465, 488, 496, 565, 610, 620, 678, 732, 744, 904, 915, 930, 976, 1130, 1220, 1240, 1356, 1464, 1488, 1695, 1808, 1830, 1860, 1891, 2260, 2440, 2480, 2712, 2928, 3390, 3503, 3660, 3720, 3782, 4520, 4880, 5424, 5673, 6780, 6893, 7006, 7320, 7440, 7564, 9040, 9455, 10509, 11346, 13560, 13786, 14012, 14640, 15128, 17515, 18910, 20679, 21018, 22692, 27120, 27572, 28024, 28365, 30256, 34465, 35030, 37820, 41358, 42036, 45384, 52545, 55144, 56048, 56730, 68930, 70060, 75640, 82716, 84072, 90768, 103395, 105090, 110288, 113460, 137860, 140120, 151280, 165432, 168144, 206790, 210180, 213683, 226920, 275720, 280240, 330864, 413580, 420360, 427366, 453840, 551440, 641049, 827160, 840720, 854732, 1068415, 1282098, 1654320, 1709464, 2136830, 2564196, 3205245, 3418928, 4273660, 5128392, 6410490, 8547320, 10256784, 12820980, 17094640, 25641960, 51283920]

約数ペア:

[(1, 51283920), (2, 25641960), (3, 17094640), (4, 12820980), (5, 10256784), (6, 8547320), (8, 6410490), (10, 5128392), (12, 4273660), (15, 3418928), (16, 3205245), (20, 2564196), (24, 2136830), (30, 1709464), (31, 1654320), (40, 1282098), (48, 1068415), (60, 854732), (61, 840720), (62, 827160), (80, 641049), (93, 551440), (113, 453840), (120, 427366), (122, 420360), (124, 413580), (155, 330864), (183, 280240), (186, 275720), (226, 226920), (240, 213683), (244, 210180), (248, 206790), (305, 168144), (310, 165432), (339, 151280), (366, 140120), (372, 137860), (452, 113460), (465, 110288), (488, 105090), (496, 103395), (565, 90768), (610, 84072), (620, 82716), (678, 75640), (732, 70060), (744, 68930), (904, 56730), (915, 56048), (930, 55144), (976, 52545), (1130, 45384), (1220, 42036), (1240, 41358), (1356, 37820), (1464, 35030), (1488, 34465), (1695, 30256), (1808, 28365), (1830, 28024), (1860, 27572), (1891, 27120), (2260, 22692), (2440, 21018), (2480, 20679), (2712, 18910), (2928, 17515), (3390, 15128), (3503, 14640), (3660, 14012), (3720, 13786), (3782, 13560), (4520, 11346), (4880, 10509), (5424, 9455), (5673, 9040), (6780, 7564), (6893, 7440), (7006, 7320)]