419996340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{971}}^1$

素因数の和:1084

約数の個数: 144

約数和(自身を含む): 1337394240

約数和(自身を除く): 917397900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 243, 267, 270, 324, 356, 405, 445, 486, 534, 540, 801, 810, 890, 971, 972, 1068, 1215, 1335, 1602, 1620, 1780, 1942, 2403, 2430, 2670, 2913, 3204, 3884, 4005, 4806, 4855, 4860, 5340, 5826, 7209, 8010, 8739, 9612, 9710, 11652, 12015, 14418, 14565, 16020, 17478, 19420, 21627, 24030, 26217, 28836, 29130, 34956, 36045, 43254, 43695, 48060, 52434, 58260, 72090, 78651, 86419, 86508, 87390, 104868, 108135, 131085, 144180, 157302, 172838, 174780, 216270, 235953, 259257, 262170, 314604, 345676, 393255, 432095, 432540, 471906, 518514, 524340, 777771, 786510, 864190, 943812, 1037028, 1179765, 1296285, 1555542, 1573020, 1728380, 2333313, 2359530, 2592570, 3111084, 3888855, 4666626, 4719060, 5185140, 6999939, 7777710, 9333252, 11666565, 13999878, 15555420, 20999817, 23333130, 27999756, 34999695, 41999634, 46666260, 69999390, 83999268, 104999085, 139998780, 209998170, 419996340]

約数ペア:

[(1, 419996340), (2, 209998170), (3, 139998780), (4, 104999085), (5, 83999268), (6, 69999390), (9, 46666260), (10, 41999634), (12, 34999695), (15, 27999756), (18, 23333130), (20, 20999817), (27, 15555420), (30, 13999878), (36, 11666565), (45, 9333252), (54, 7777710), (60, 6999939), (81, 5185140), (89, 4719060), (90, 4666626), (108, 3888855), (135, 3111084), (162, 2592570), (178, 2359530), (180, 2333313), (243, 1728380), (267, 1573020), (270, 1555542), (324, 1296285), (356, 1179765), (405, 1037028), (445, 943812), (486, 864190), (534, 786510), (540, 777771), (801, 524340), (810, 518514), (890, 471906), (971, 432540), (972, 432095), (1068, 393255), (1215, 345676), (1335, 314604), (1602, 262170), (1620, 259257), (1780, 235953), (1942, 216270), (2403, 174780), (2430, 172838), (2670, 157302), (2913, 144180), (3204, 131085), (3884, 108135), (4005, 104868), (4806, 87390), (4855, 86508), (4860, 86419), (5340, 78651), (5826, 72090), (7209, 58260), (8010, 52434), (8739, 48060), (9612, 43695), (9710, 43254), (11652, 36045), (12015, 34956), (14418, 29130), (14565, 28836), (16020, 26217), (17478, 24030), (19420, 21627)]