724509520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:645

約数の個数: 160

約数和(自身を含む): 2044512000

約数和(自身を除く): 1320002480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 149, 152, 190, 266, 280, 298, 304, 380, 457, 532, 560, 596, 665, 745, 760, 914, 1043, 1064, 1192, 1330, 1490, 1520, 1828, 2086, 2128, 2285, 2384, 2660, 2831, 2980, 3199, 3656, 4172, 4570, 5215, 5320, 5662, 5960, 6398, 7312, 8344, 8683, 9140, 10430, 10640, 11324, 11920, 12796, 14155, 15995, 16688, 17366, 18280, 19817, 20860, 22648, 25592, 28310, 31990, 34732, 36560, 39634, 41720, 43415, 45296, 51184, 56620, 60781, 63980, 68093, 69464, 79268, 83440, 86830, 99085, 113240, 121562, 127960, 136186, 138928, 158536, 173660, 198170, 226480, 243124, 255920, 272372, 303905, 317072, 340465, 347320, 396340, 476651, 486248, 544744, 607810, 680930, 694640, 792680, 953302, 972496, 1089488, 1215620, 1293767, 1361860, 1585360, 1906604, 2383255, 2431240, 2587534, 2723720, 3813208, 4766510, 4862480, 5175068, 5447440, 6468835, 7626416, 9056369, 9533020, 10350136, 12937670, 18112738, 19066040, 20700272, 25875340, 36225476, 38132080, 45281845, 51750680, 72450952, 90563690, 103501360, 144901904, 181127380, 362254760, 724509520]

約数ペア:

[(1, 724509520), (2, 362254760), (4, 181127380), (5, 144901904), (7, 103501360), (8, 90563690), (10, 72450952), (14, 51750680), (16, 45281845), (19, 38132080), (20, 36225476), (28, 25875340), (35, 20700272), (38, 19066040), (40, 18112738), (56, 12937670), (70, 10350136), (76, 9533020), (80, 9056369), (95, 7626416), (112, 6468835), (133, 5447440), (140, 5175068), (149, 4862480), (152, 4766510), (190, 3813208), (266, 2723720), (280, 2587534), (298, 2431240), (304, 2383255), (380, 1906604), (457, 1585360), (532, 1361860), (560, 1293767), (596, 1215620), (665, 1089488), (745, 972496), (760, 953302), (914, 792680), (1043, 694640), (1064, 680930), (1192, 607810), (1330, 544744), (1490, 486248), (1520, 476651), (1828, 396340), (2086, 347320), (2128, 340465), (2285, 317072), (2384, 303905), (2660, 272372), (2831, 255920), (2980, 243124), (3199, 226480), (3656, 198170), (4172, 173660), (4570, 158536), (5215, 138928), (5320, 136186), (5662, 127960), (5960, 121562), (6398, 113240), (7312, 99085), (8344, 86830), (8683, 83440), (9140, 79268), (10430, 69464), (10640, 68093), (11324, 63980), (11920, 60781), (12796, 56620), (14155, 51184), (15995, 45296), (16688, 43415), (17366, 41720), (18280, 39634), (19817, 36560), (20860, 34732), (22648, 31990), (25592, 28310)]