180377120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^5$

素因数の和:77

約数の個数: 144

約数和(自身を含む): 535719744

約数和(自身を除く): 355342624

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1120, 1210, 1232, 1331, 1540, 1694, 1760, 1936, 2420, 2464, 2662, 3080, 3388, 3872, 4235, 4840, 5324, 6160, 6655, 6776, 8470, 9317, 9680, 10648, 12320, 13310, 13552, 14641, 16940, 18634, 19360, 21296, 26620, 27104, 29282, 33880, 37268, 42592, 46585, 53240, 58564, 67760, 73205, 74536, 93170, 102487, 106480, 117128, 135520, 146410, 149072, 161051, 186340, 204974, 212960, 234256, 292820, 298144, 322102, 372680, 409948, 468512, 512435, 585640, 644204, 745360, 805255, 819896, 1024870, 1127357, 1171280, 1288408, 1490720, 1610510, 1639792, 2049740, 2254714, 2342560, 2576816, 3221020, 3279584, 4099480, 4509428, 5153632, 5636785, 6442040, 8198960, 9018856, 11273570, 12884080, 16397920, 18037712, 22547140, 25768160, 36075424, 45094280, 90188560, 180377120]

約数ペア:

[(1, 180377120), (2, 90188560), (4, 45094280), (5, 36075424), (7, 25768160), (8, 22547140), (10, 18037712), (11, 16397920), (14, 12884080), (16, 11273570), (20, 9018856), (22, 8198960), (28, 6442040), (32, 5636785), (35, 5153632), (40, 4509428), (44, 4099480), (55, 3279584), (56, 3221020), (70, 2576816), (77, 2342560), (80, 2254714), (88, 2049740), (110, 1639792), (112, 1610510), (121, 1490720), (140, 1288408), (154, 1171280), (160, 1127357), (176, 1024870), (220, 819896), (224, 805255), (242, 745360), (280, 644204), (308, 585640), (352, 512435), (385, 468512), (440, 409948), (484, 372680), (560, 322102), (605, 298144), (616, 292820), (770, 234256), (847, 212960), (880, 204974), (968, 186340), (1120, 161051), (1210, 149072), (1232, 146410), (1331, 135520), (1540, 117128), (1694, 106480), (1760, 102487), (1936, 93170), (2420, 74536), (2464, 73205), (2662, 67760), (3080, 58564), (3388, 53240), (3872, 46585), (4235, 42592), (4840, 37268), (5324, 33880), (6160, 29282), (6655, 27104), (6776, 26620), (8470, 21296), (9317, 19360), (9680, 18634), (10648, 16940), (12320, 14641), (13310, 13552)]