30504460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1831}}^1$

素因数の和:1871

約数の個数: 72

約数和(自身を含む): 78944544

約数和(自身を除く): 48440084

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 1831, 2380, 3332, 3662, 4165, 7324, 8330, 9155, 12817, 16660, 18310, 25634, 31127, 36620, 51268, 62254, 64085, 89719, 124508, 128170, 155635, 179438, 217889, 256340, 311270, 358876, 435778, 448595, 622540, 871556, 897190, 1089445, 1525223, 1794380, 2178890, 3050446, 4357780, 6100892, 7626115, 15252230, 30504460]

約数ペア:

[(1, 30504460), (2, 15252230), (4, 7626115), (5, 6100892), (7, 4357780), (10, 3050446), (14, 2178890), (17, 1794380), (20, 1525223), (28, 1089445), (34, 897190), (35, 871556), (49, 622540), (68, 448595), (70, 435778), (85, 358876), (98, 311270), (119, 256340), (140, 217889), (170, 179438), (196, 155635), (238, 128170), (245, 124508), (340, 89719), (476, 64085), (490, 62254), (595, 51268), (833, 36620), (980, 31127), (1190, 25634), (1666, 18310), (1831, 16660), (2380, 12817), (3332, 9155), (3662, 8330), (4165, 7324)]