28758450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 83030400

約数和(自身を除く): 54271950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 61, 70, 75, 105, 122, 150, 175, 183, 210, 305, 350, 366, 427, 449, 525, 610, 854, 898, 915, 1050, 1281, 1347, 1525, 1830, 2135, 2245, 2562, 2694, 3050, 3143, 4270, 4490, 4575, 6286, 6405, 6735, 9150, 9429, 10675, 11225, 12810, 13470, 15715, 18858, 21350, 22450, 27389, 31430, 32025, 33675, 47145, 54778, 64050, 67350, 78575, 82167, 94290, 136945, 157150, 164334, 191723, 235725, 273890, 383446, 410835, 471450, 575169, 684725, 821670, 958615, 1150338, 1369450, 1917230, 2054175, 2875845, 4108350, 4793075, 5751690, 9586150, 14379225, 28758450]

約数ペア:

[(1, 28758450), (2, 14379225), (3, 9586150), (5, 5751690), (6, 4793075), (7, 4108350), (10, 2875845), (14, 2054175), (15, 1917230), (21, 1369450), (25, 1150338), (30, 958615), (35, 821670), (42, 684725), (50, 575169), (61, 471450), (70, 410835), (75, 383446), (105, 273890), (122, 235725), (150, 191723), (175, 164334), (183, 157150), (210, 136945), (305, 94290), (350, 82167), (366, 78575), (427, 67350), (449, 64050), (525, 54778), (610, 47145), (854, 33675), (898, 32025), (915, 31430), (1050, 27389), (1281, 22450), (1347, 21350), (1525, 18858), (1830, 15715), (2135, 13470), (2245, 12810), (2562, 11225), (2694, 10675), (3050, 9429), (3143, 9150), (4270, 6735), (4490, 6405), (4575, 6286)]