172583820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 546594048

約数和(自身を除く): 374010228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 157, 180, 186, 197, 279, 310, 314, 372, 394, 465, 471, 558, 591, 620, 628, 785, 788, 930, 942, 985, 1116, 1182, 1395, 1413, 1570, 1773, 1860, 1884, 1970, 2355, 2364, 2790, 2826, 2955, 3140, 3546, 3940, 4710, 4867, 5580, 5652, 5910, 6107, 7065, 7092, 8865, 9420, 9734, 11820, 12214, 14130, 14601, 17730, 18321, 19468, 24335, 24428, 28260, 29202, 30535, 30929, 35460, 36642, 43803, 48670, 54963, 58404, 61070, 61858, 73005, 73284, 87606, 91605, 92787, 97340, 109926, 122140, 123716, 146010, 154645, 175212, 183210, 185574, 219015, 219852, 274815, 278361, 292020, 309290, 366420, 371148, 438030, 463935, 549630, 556722, 618580, 876060, 927870, 958799, 1099260, 1113444, 1391805, 1855740, 1917598, 2783610, 2876397, 3835196, 4793995, 5567220, 5752794, 8629191, 9587990, 11505588, 14381985, 17258382, 19175980, 28763970, 34516764, 43145955, 57527940, 86291910, 172583820]

約数ペア:

[(1, 172583820), (2, 86291910), (3, 57527940), (4, 43145955), (5, 34516764), (6, 28763970), (9, 19175980), (10, 17258382), (12, 14381985), (15, 11505588), (18, 9587990), (20, 8629191), (30, 5752794), (31, 5567220), (36, 4793995), (45, 3835196), (60, 2876397), (62, 2783610), (90, 1917598), (93, 1855740), (124, 1391805), (155, 1113444), (157, 1099260), (180, 958799), (186, 927870), (197, 876060), (279, 618580), (310, 556722), (314, 549630), (372, 463935), (394, 438030), (465, 371148), (471, 366420), (558, 309290), (591, 292020), (620, 278361), (628, 274815), (785, 219852), (788, 219015), (930, 185574), (942, 183210), (985, 175212), (1116, 154645), (1182, 146010), (1395, 123716), (1413, 122140), (1570, 109926), (1773, 97340), (1860, 92787), (1884, 91605), (1970, 87606), (2355, 73284), (2364, 73005), (2790, 61858), (2826, 61070), (2955, 58404), (3140, 54963), (3546, 48670), (3940, 43803), (4710, 36642), (4867, 35460), (5580, 30929), (5652, 30535), (5910, 29202), (6107, 28260), (7065, 24428), (7092, 24335), (8865, 19468), (9420, 18321), (9734, 17730), (11820, 14601), (12214, 14130)]