51091320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{8689}}^1$

素因数の和:8717

約数の個数: 96

約数和(自身を含む): 178318800

約数和(自身を除く): 127227480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 8689, 17378, 26067, 34756, 43445, 52134, 60823, 69512, 86890, 104268, 121646, 130335, 173780, 182469, 208536, 243292, 260670, 304115, 347560, 364938, 425761, 486584, 521340, 608230, 729876, 851522, 912345, 1042680, 1216460, 1277283, 1459752, 1703044, 1824690, 2128805, 2432920, 2554566, 3406088, 3649380, 4257610, 5109132, 6386415, 7298760, 8515220, 10218264, 12772830, 17030440, 25545660, 51091320]

約数ペア:

[(1, 51091320), (2, 25545660), (3, 17030440), (4, 12772830), (5, 10218264), (6, 8515220), (7, 7298760), (8, 6386415), (10, 5109132), (12, 4257610), (14, 3649380), (15, 3406088), (20, 2554566), (21, 2432920), (24, 2128805), (28, 1824690), (30, 1703044), (35, 1459752), (40, 1277283), (42, 1216460), (49, 1042680), (56, 912345), (60, 851522), (70, 729876), (84, 608230), (98, 521340), (105, 486584), (120, 425761), (140, 364938), (147, 347560), (168, 304115), (196, 260670), (210, 243292), (245, 208536), (280, 182469), (294, 173780), (392, 130335), (420, 121646), (490, 104268), (588, 86890), (735, 69512), (840, 60823), (980, 52134), (1176, 43445), (1470, 34756), (1960, 26067), (2940, 17378), (5880, 8689)]