212961120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1229}}^1$

素因数の和:1285

約数の個数: 144

約数和(自身を含む): 708568560

約数和(自身を除く): 495607440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 480, 570, 608, 722, 760, 912, 1083, 1140, 1229, 1444, 1520, 1805, 1824, 2166, 2280, 2458, 2888, 3040, 3610, 3687, 4332, 4560, 4916, 5415, 5776, 6145, 7220, 7374, 8664, 9120, 9832, 10830, 11552, 12290, 14440, 14748, 17328, 18435, 19664, 21660, 23351, 24580, 28880, 29496, 34656, 36870, 39328, 43320, 46702, 49160, 57760, 58992, 70053, 73740, 86640, 93404, 98320, 116755, 117984, 140106, 147480, 173280, 186808, 196640, 233510, 280212, 294960, 350265, 373616, 443669, 467020, 560424, 589920, 700530, 747232, 887338, 934040, 1120848, 1331007, 1401060, 1774676, 1868080, 2218345, 2241696, 2662014, 2802120, 3549352, 3736160, 4436690, 5324028, 5604240, 6655035, 7098704, 8873380, 10648056, 11208480, 13310070, 14197408, 17746760, 21296112, 26620140, 35493520, 42592224, 53240280, 70987040, 106480560, 212961120]

約数ペア:

[(1, 212961120), (2, 106480560), (3, 70987040), (4, 53240280), (5, 42592224), (6, 35493520), (8, 26620140), (10, 21296112), (12, 17746760), (15, 14197408), (16, 13310070), (19, 11208480), (20, 10648056), (24, 8873380), (30, 7098704), (32, 6655035), (38, 5604240), (40, 5324028), (48, 4436690), (57, 3736160), (60, 3549352), (76, 2802120), (80, 2662014), (95, 2241696), (96, 2218345), (114, 1868080), (120, 1774676), (152, 1401060), (160, 1331007), (190, 1120848), (228, 934040), (240, 887338), (285, 747232), (304, 700530), (361, 589920), (380, 560424), (456, 467020), (480, 443669), (570, 373616), (608, 350265), (722, 294960), (760, 280212), (912, 233510), (1083, 196640), (1140, 186808), (1229, 173280), (1444, 147480), (1520, 140106), (1805, 117984), (1824, 116755), (2166, 98320), (2280, 93404), (2458, 86640), (2888, 73740), (3040, 70053), (3610, 58992), (3687, 57760), (4332, 49160), (4560, 46702), (4916, 43320), (5415, 39328), (5776, 36870), (6145, 34656), (7220, 29496), (7374, 28880), (8664, 24580), (9120, 23351), (9832, 21660), (10830, 19664), (11552, 18435), (12290, 17328), (14440, 14748)]