7854780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 23482368

約数和(自身を除く): 15627588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 103, 123, 124, 155, 164, 186, 205, 206, 246, 309, 310, 372, 410, 412, 465, 492, 515, 615, 618, 620, 820, 930, 1030, 1230, 1236, 1271, 1545, 1860, 2060, 2460, 2542, 3090, 3193, 3813, 4223, 5084, 6180, 6355, 6386, 7626, 8446, 9579, 12669, 12710, 12772, 15252, 15965, 16892, 19065, 19158, 21115, 25338, 25420, 31930, 38130, 38316, 42230, 47895, 50676, 63345, 63860, 76260, 84460, 95790, 126690, 130913, 191580, 253380, 261826, 392739, 523652, 654565, 785478, 1309130, 1570956, 1963695, 2618260, 3927390, 7854780]

約数ペア:

[(1, 7854780), (2, 3927390), (3, 2618260), (4, 1963695), (5, 1570956), (6, 1309130), (10, 785478), (12, 654565), (15, 523652), (20, 392739), (30, 261826), (31, 253380), (41, 191580), (60, 130913), (62, 126690), (82, 95790), (93, 84460), (103, 76260), (123, 63860), (124, 63345), (155, 50676), (164, 47895), (186, 42230), (205, 38316), (206, 38130), (246, 31930), (309, 25420), (310, 25338), (372, 21115), (410, 19158), (412, 19065), (465, 16892), (492, 15965), (515, 15252), (615, 12772), (618, 12710), (620, 12669), (820, 9579), (930, 8446), (1030, 7626), (1230, 6386), (1236, 6355), (1271, 6180), (1545, 5084), (1860, 4223), (2060, 3813), (2460, 3193), (2542, 3090)]