70279020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 216

約数和(自身を含む): 260149344

約数和(自身を除く): 189870324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 193, 204, 210, 238, 252, 255, 289, 306, 315, 340, 357, 386, 420, 476, 510, 578, 579, 595, 612, 630, 714, 765, 772, 867, 965, 1020, 1071, 1156, 1158, 1190, 1260, 1351, 1428, 1445, 1530, 1734, 1737, 1785, 1930, 2023, 2142, 2316, 2380, 2601, 2702, 2890, 2895, 3060, 3281, 3468, 3474, 3570, 3860, 4046, 4053, 4284, 4335, 5202, 5355, 5404, 5780, 5790, 6069, 6562, 6755, 6948, 7140, 8092, 8106, 8670, 8685, 9843, 10115, 10404, 10710, 11580, 12138, 12159, 13005, 13124, 13510, 16212, 16405, 17340, 17370, 18207, 19686, 20230, 20265, 21420, 22967, 24276, 24318, 26010, 27020, 29529, 30345, 32810, 34740, 36414, 39372, 40460, 40530, 45934, 48636, 49215, 52020, 55777, 59058, 60690, 60795, 65620, 68901, 72828, 81060, 91035, 91868, 98430, 111554, 114835, 118116, 121380, 121590, 137802, 147645, 167331, 182070, 196860, 206703, 223108, 229670, 243180, 275604, 278885, 295290, 334662, 344505, 364140, 390439, 413406, 459340, 501993, 557770, 590580, 669324, 689010, 780878, 826812, 836655, 1003986, 1033515, 1115540, 1171317, 1378020, 1561756, 1673310, 1952195, 2007972, 2067030, 2342634, 2509965, 3346620, 3513951, 3904390, 4134060, 4685268, 5019930, 5856585, 7027902, 7808780, 10039860, 11713170, 14055804, 17569755, 23426340, 35139510, 70279020]

約数ペア:

[(1, 70279020), (2, 35139510), (3, 23426340), (4, 17569755), (5, 14055804), (6, 11713170), (7, 10039860), (9, 7808780), (10, 7027902), (12, 5856585), (14, 5019930), (15, 4685268), (17, 4134060), (18, 3904390), (20, 3513951), (21, 3346620), (28, 2509965), (30, 2342634), (34, 2067030), (35, 2007972), (36, 1952195), (42, 1673310), (45, 1561756), (51, 1378020), (60, 1171317), (63, 1115540), (68, 1033515), (70, 1003986), (84, 836655), (85, 826812), (90, 780878), (102, 689010), (105, 669324), (119, 590580), (126, 557770), (140, 501993), (153, 459340), (170, 413406), (180, 390439), (193, 364140), (204, 344505), (210, 334662), (238, 295290), (252, 278885), (255, 275604), (289, 243180), (306, 229670), (315, 223108), (340, 206703), (357, 196860), (386, 182070), (420, 167331), (476, 147645), (510, 137802), (578, 121590), (579, 121380), (595, 118116), (612, 114835), (630, 111554), (714, 98430), (765, 91868), (772, 91035), (867, 81060), (965, 72828), (1020, 68901), (1071, 65620), (1156, 60795), (1158, 60690), (1190, 59058), (1260, 55777), (1351, 52020), (1428, 49215), (1445, 48636), (1530, 45934), (1734, 40530), (1737, 40460), (1785, 39372), (1930, 36414), (2023, 34740), (2142, 32810), (2316, 30345), (2380, 29529), (2601, 27020), (2702, 26010), (2890, 24318), (2895, 24276), (3060, 22967), (3281, 21420), (3468, 20265), (3474, 20230), (3570, 19686), (3860, 18207), (4046, 17370), (4053, 17340), (4284, 16405), (4335, 16212), (5202, 13510), (5355, 13124), (5404, 13005), (5780, 12159), (5790, 12138), (6069, 11580), (6562, 10710), (6755, 10404), (6948, 10115), (7140, 9843), (8092, 8685), (8106, 8670)]