1571084920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 192

約数和(自身を含む): 4137868800

約数和(自身を除く): 2566783880

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 23, 34, 38, 40, 46, 68, 76, 85, 92, 95, 115, 136, 152, 170, 184, 190, 230, 289, 311, 323, 340, 380, 391, 437, 460, 578, 622, 646, 680, 760, 782, 874, 920, 1156, 1244, 1292, 1445, 1555, 1564, 1615, 1748, 1955, 2185, 2312, 2488, 2584, 2890, 3110, 3128, 3230, 3496, 3910, 4370, 5287, 5491, 5780, 5909, 6220, 6460, 6647, 7153, 7429, 7820, 8740, 10574, 10982, 11560, 11818, 12440, 12920, 13294, 14306, 14858, 15640, 17480, 21148, 21964, 23636, 26435, 26588, 27455, 28612, 29545, 29716, 33235, 35765, 37145, 42296, 43928, 47272, 52870, 53176, 54910, 57224, 59090, 59432, 66470, 71530, 74290, 89879, 100453, 105740, 109820, 118180, 121601, 126293, 132940, 135907, 143060, 148580, 179758, 200906, 211480, 219640, 236360, 243202, 252586, 265880, 271814, 286120, 297160, 359516, 401812, 449395, 486404, 502265, 505172, 543628, 608005, 631465, 679535, 719032, 803624, 898790, 972808, 1004530, 1010344, 1087256, 1216010, 1262930, 1359070, 1707701, 1797580, 2009060, 2067217, 2310419, 2432020, 2525860, 2718140, 3415402, 3595160, 4018120, 4134434, 4620838, 4864040, 5051720, 5436280, 6830804, 8268868, 8538505, 9241676, 10336085, 11552095, 13661608, 16537736, 17077010, 18483352, 20672170, 23104190, 34154020, 39277123, 41344340, 46208380, 68308040, 78554246, 82688680, 92416760, 157108492, 196385615, 314216984, 392771230, 785542460, 1571084920]

約数ペア:

[(1, 1571084920), (2, 785542460), (4, 392771230), (5, 314216984), (8, 196385615), (10, 157108492), (17, 92416760), (19, 82688680), (20, 78554246), (23, 68308040), (34, 46208380), (38, 41344340), (40, 39277123), (46, 34154020), (68, 23104190), (76, 20672170), (85, 18483352), (92, 17077010), (95, 16537736), (115, 13661608), (136, 11552095), (152, 10336085), (170, 9241676), (184, 8538505), (190, 8268868), (230, 6830804), (289, 5436280), (311, 5051720), (323, 4864040), (340, 4620838), (380, 4134434), (391, 4018120), (437, 3595160), (460, 3415402), (578, 2718140), (622, 2525860), (646, 2432020), (680, 2310419), (760, 2067217), (782, 2009060), (874, 1797580), (920, 1707701), (1156, 1359070), (1244, 1262930), (1292, 1216010), (1445, 1087256), (1555, 1010344), (1564, 1004530), (1615, 972808), (1748, 898790), (1955, 803624), (2185, 719032), (2312, 679535), (2488, 631465), (2584, 608005), (2890, 543628), (3110, 505172), (3128, 502265), (3230, 486404), (3496, 449395), (3910, 401812), (4370, 359516), (5287, 297160), (5491, 286120), (5780, 271814), (5909, 265880), (6220, 252586), (6460, 243202), (6647, 236360), (7153, 219640), (7429, 211480), (7820, 200906), (8740, 179758), (10574, 148580), (10982, 143060), (11560, 135907), (11818, 132940), (12440, 126293), (12920, 121601), (13294, 118180), (14306, 109820), (14858, 105740), (15640, 100453), (17480, 89879), (21148, 74290), (21964, 71530), (23636, 66470), (26435, 59432), (26588, 59090), (27455, 57224), (28612, 54910), (29545, 53176), (29716, 52870), (33235, 47272), (35765, 43928), (37145, 42296)]