1925171920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2579}}^1$

素因数の和:2673

約数の個数: 160

約数和(自身を含む): 5405368320

約数和(自身を除く): 3480196400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 43, 56, 62, 70, 80, 86, 112, 124, 140, 155, 172, 215, 217, 248, 280, 301, 310, 344, 430, 434, 496, 560, 602, 620, 688, 860, 868, 1085, 1204, 1240, 1333, 1505, 1720, 1736, 2170, 2408, 2480, 2579, 2666, 3010, 3440, 3472, 4340, 4816, 5158, 5332, 6020, 6665, 8680, 9331, 10316, 10664, 12040, 12895, 13330, 17360, 18053, 18662, 20632, 21328, 24080, 25790, 26660, 36106, 37324, 41264, 46655, 51580, 53320, 72212, 74648, 79949, 90265, 93310, 103160, 106640, 110897, 144424, 149296, 159898, 180530, 186620, 206320, 221794, 288848, 319796, 361060, 373240, 399745, 443588, 554485, 559643, 639592, 722120, 746480, 776279, 799490, 887176, 1108970, 1119286, 1279184, 1444240, 1552558, 1598980, 1774352, 2217940, 2238572, 2798215, 3105116, 3197960, 3437807, 3881395, 4435880, 4477144, 5596430, 6210232, 6395920, 6875614, 7762790, 8871760, 8954288, 11192860, 12420464, 13751228, 15525580, 17189035, 22385720, 24064649, 27502456, 31051160, 34378070, 44771440, 48129298, 55004912, 62102320, 68756140, 96258596, 120323245, 137512280, 192517192, 240646490, 275024560, 385034384, 481292980, 962585960, 1925171920]

約数ペア:

[(1, 1925171920), (2, 962585960), (4, 481292980), (5, 385034384), (7, 275024560), (8, 240646490), (10, 192517192), (14, 137512280), (16, 120323245), (20, 96258596), (28, 68756140), (31, 62102320), (35, 55004912), (40, 48129298), (43, 44771440), (56, 34378070), (62, 31051160), (70, 27502456), (80, 24064649), (86, 22385720), (112, 17189035), (124, 15525580), (140, 13751228), (155, 12420464), (172, 11192860), (215, 8954288), (217, 8871760), (248, 7762790), (280, 6875614), (301, 6395920), (310, 6210232), (344, 5596430), (430, 4477144), (434, 4435880), (496, 3881395), (560, 3437807), (602, 3197960), (620, 3105116), (688, 2798215), (860, 2238572), (868, 2217940), (1085, 1774352), (1204, 1598980), (1240, 1552558), (1333, 1444240), (1505, 1279184), (1720, 1119286), (1736, 1108970), (2170, 887176), (2408, 799490), (2480, 776279), (2579, 746480), (2666, 722120), (3010, 639592), (3440, 559643), (3472, 554485), (4340, 443588), (4816, 399745), (5158, 373240), (5332, 361060), (6020, 319796), (6665, 288848), (8680, 221794), (9331, 206320), (10316, 186620), (10664, 180530), (12040, 159898), (12895, 149296), (13330, 144424), (17360, 110897), (18053, 106640), (18662, 103160), (20632, 93310), (21328, 90265), (24080, 79949), (25790, 74648), (26660, 72212), (36106, 53320), (37324, 51580), (41264, 46655)]