254205270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 772208640

約数和(自身を除く): 518003370

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 121, 135, 155, 165, 186, 198, 242, 251, 270, 279, 297, 310, 330, 341, 363, 465, 495, 502, 558, 594, 605, 682, 726, 753, 837, 930, 990, 1023, 1089, 1210, 1255, 1395, 1485, 1506, 1674, 1705, 1815, 2046, 2178, 2259, 2510, 2761, 2790, 2970, 3069, 3267, 3410, 3630, 3751, 3765, 4185, 4518, 5115, 5445, 5522, 6138, 6534, 6777, 7502, 7530, 7781, 8283, 8370, 9207, 10230, 10890, 11253, 11295, 13554, 13805, 15345, 15562, 16335, 16566, 18414, 18755, 22506, 22590, 23343, 24849, 27610, 30371, 30690, 32670, 33759, 33885, 37510, 38905, 41415, 46035, 46686, 49698, 56265, 60742, 67518, 67770, 70029, 74547, 77810, 82830, 85591, 91113, 92070, 101277, 112530, 116715, 124245, 140058, 149094, 151855, 168795, 171182, 182226, 202554, 210087, 233430, 248490, 256773, 273339, 303710, 337590, 350145, 372735, 420174, 427955, 455565, 506385, 513546, 546678, 700290, 745470, 770319, 820017, 855910, 911130, 941501, 1012770, 1050435, 1283865, 1366695, 1540638, 1640034, 1883002, 2100870, 2310957, 2567730, 2733390, 2824503, 3851595, 4100085, 4621914, 4707505, 5649006, 7703190, 8200170, 8473509, 9415010, 11554785, 14122515, 16947018, 23109570, 25420527, 28245030, 42367545, 50841054, 84735090, 127102635, 254205270]

約数ペア:

[(1, 254205270), (2, 127102635), (3, 84735090), (5, 50841054), (6, 42367545), (9, 28245030), (10, 25420527), (11, 23109570), (15, 16947018), (18, 14122515), (22, 11554785), (27, 9415010), (30, 8473509), (31, 8200170), (33, 7703190), (45, 5649006), (54, 4707505), (55, 4621914), (62, 4100085), (66, 3851595), (90, 2824503), (93, 2733390), (99, 2567730), (110, 2310957), (121, 2100870), (135, 1883002), (155, 1640034), (165, 1540638), (186, 1366695), (198, 1283865), (242, 1050435), (251, 1012770), (270, 941501), (279, 911130), (297, 855910), (310, 820017), (330, 770319), (341, 745470), (363, 700290), (465, 546678), (495, 513546), (502, 506385), (558, 455565), (594, 427955), (605, 420174), (682, 372735), (726, 350145), (753, 337590), (837, 303710), (930, 273339), (990, 256773), (1023, 248490), (1089, 233430), (1210, 210087), (1255, 202554), (1395, 182226), (1485, 171182), (1506, 168795), (1674, 151855), (1705, 149094), (1815, 140058), (2046, 124245), (2178, 116715), (2259, 112530), (2510, 101277), (2761, 92070), (2790, 91113), (2970, 85591), (3069, 82830), (3267, 77810), (3410, 74547), (3630, 70029), (3751, 67770), (3765, 67518), (4185, 60742), (4518, 56265), (5115, 49698), (5445, 46686), (5522, 46035), (6138, 41415), (6534, 38905), (6777, 37510), (7502, 33885), (7530, 33759), (7781, 32670), (8283, 30690), (8370, 30371), (9207, 27610), (10230, 24849), (10890, 23343), (11253, 22590), (11295, 22506), (13554, 18755), (13805, 18414), (15345, 16566), (15562, 16335)]