217662480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2273}}^1$

素因数の和:2318

約数の個数: 240

約数和(自身を含む): 879765120

約数和(自身を除く): 662102640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2273, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4546, 4560, 4788, 5040, 5320, 5985, 6384, 6819, 6840, 7980, 9092, 9576, 10640, 11365, 11970, 13638, 13680, 15911, 15960, 18184, 19152, 20457, 22730, 23940, 27276, 31822, 31920, 34095, 36368, 40914, 43187, 45460, 47733, 47880, 54552, 63644, 68190, 79555, 81828, 86374, 90920, 95466, 95760, 102285, 109104, 127288, 129561, 136380, 143199, 159110, 163656, 172748, 181840, 190932, 204570, 215935, 238665, 254576, 259122, 272760, 286398, 302309, 318220, 327312, 345496, 381864, 388683, 409140, 431870, 477330, 518244, 545520, 572796, 604618, 636440, 647805, 690992, 715995, 763728, 777366, 818280, 863740, 906927, 954660, 1036488, 1145592, 1209236, 1272880, 1295610, 1431990, 1511545, 1554732, 1636560, 1727480, 1813854, 1909320, 1943415, 2072976, 2291184, 2418472, 2591220, 2720781, 2863980, 3023090, 3109464, 3454960, 3627708, 3818640, 3886830, 4534635, 4836944, 5182440, 5441562, 5727960, 6046180, 6218928, 7255416, 7773660, 9069270, 10364880, 10883124, 11455920, 12092360, 13603905, 14510832, 15547320, 18138540, 21766248, 24184720, 27207810, 31094640, 36277080, 43532496, 54415620, 72554160, 108831240, 217662480]

約数ペア:

[(1, 217662480), (2, 108831240), (3, 72554160), (4, 54415620), (5, 43532496), (6, 36277080), (7, 31094640), (8, 27207810), (9, 24184720), (10, 21766248), (12, 18138540), (14, 15547320), (15, 14510832), (16, 13603905), (18, 12092360), (19, 11455920), (20, 10883124), (21, 10364880), (24, 9069270), (28, 7773660), (30, 7255416), (35, 6218928), (36, 6046180), (38, 5727960), (40, 5441562), (42, 5182440), (45, 4836944), (48, 4534635), (56, 3886830), (57, 3818640), (60, 3627708), (63, 3454960), (70, 3109464), (72, 3023090), (76, 2863980), (80, 2720781), (84, 2591220), (90, 2418472), (95, 2291184), (105, 2072976), (112, 1943415), (114, 1909320), (120, 1813854), (126, 1727480), (133, 1636560), (140, 1554732), (144, 1511545), (152, 1431990), (168, 1295610), (171, 1272880), (180, 1209236), (190, 1145592), (210, 1036488), (228, 954660), (240, 906927), (252, 863740), (266, 818280), (280, 777366), (285, 763728), (304, 715995), (315, 690992), (336, 647805), (342, 636440), (360, 604618), (380, 572796), (399, 545520), (420, 518244), (456, 477330), (504, 431870), (532, 409140), (560, 388683), (570, 381864), (630, 345496), (665, 327312), (684, 318220), (720, 302309), (760, 286398), (798, 272760), (840, 259122), (855, 254576), (912, 238665), (1008, 215935), (1064, 204570), (1140, 190932), (1197, 181840), (1260, 172748), (1330, 163656), (1368, 159110), (1520, 143199), (1596, 136380), (1680, 129561), (1710, 127288), (1995, 109104), (2128, 102285), (2273, 95760), (2280, 95466), (2394, 90920), (2520, 86374), (2660, 81828), (2736, 79555), (3192, 68190), (3420, 63644), (3990, 54552), (4546, 47880), (4560, 47733), (4788, 45460), (5040, 43187), (5320, 40914), (5985, 36368), (6384, 34095), (6819, 31920), (6840, 31822), (7980, 27276), (9092, 23940), (9576, 22730), (10640, 20457), (11365, 19152), (11970, 18184), (13638, 15960), (13680, 15911)]