30708090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 92551680

約数和(自身を除く): 61843590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 79, 90, 105, 126, 158, 210, 237, 315, 395, 474, 553, 617, 630, 711, 790, 1106, 1185, 1234, 1422, 1659, 1851, 2370, 2765, 3085, 3318, 3555, 3702, 4319, 4977, 5530, 5553, 6170, 7110, 8295, 8638, 9255, 9954, 11106, 12957, 16590, 18510, 21595, 24885, 25914, 27765, 38871, 43190, 48743, 49770, 55530, 64785, 77742, 97486, 129570, 146229, 194355, 243715, 292458, 341201, 388710, 438687, 487430, 682402, 731145, 877374, 1023603, 1462290, 1706005, 2047206, 2193435, 3070809, 3412010, 4386870, 5118015, 6141618, 10236030, 15354045, 30708090]

約数ペア:

[(1, 30708090), (2, 15354045), (3, 10236030), (5, 6141618), (6, 5118015), (7, 4386870), (9, 3412010), (10, 3070809), (14, 2193435), (15, 2047206), (18, 1706005), (21, 1462290), (30, 1023603), (35, 877374), (42, 731145), (45, 682402), (63, 487430), (70, 438687), (79, 388710), (90, 341201), (105, 292458), (126, 243715), (158, 194355), (210, 146229), (237, 129570), (315, 97486), (395, 77742), (474, 64785), (553, 55530), (617, 49770), (630, 48743), (711, 43190), (790, 38871), (1106, 27765), (1185, 25914), (1234, 24885), (1422, 21595), (1659, 18510), (1851, 16590), (2370, 12957), (2765, 11106), (3085, 9954), (3318, 9255), (3555, 8638), (3702, 8295), (4319, 7110), (4977, 6170), (5530, 5553)]