312521220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4783}}^1$

素因数の和:4823

約数の個数: 144

約数和(自身を含む): 1068936960

約数和(自身を除く): 756415740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2178, 2420, 2970, 3267, 3630, 4356, 4783, 5445, 5940, 6534, 7260, 9566, 10890, 13068, 14349, 16335, 19132, 21780, 23915, 28698, 32670, 43047, 47830, 52613, 57396, 65340, 71745, 86094, 95660, 105226, 129141, 143490, 157839, 172188, 210452, 215235, 258282, 263065, 286980, 315678, 430470, 473517, 516564, 526130, 578743, 631356, 645705, 789195, 860940, 947034, 1052260, 1157486, 1291410, 1420551, 1578390, 1736229, 1894068, 2314972, 2367585, 2582820, 2841102, 2893715, 3156780, 3472458, 4735170, 5208687, 5682204, 5787430, 6944916, 7102755, 8681145, 9470340, 10417374, 11574860, 14205510, 15626061, 17362290, 20834748, 26043435, 28411020, 31252122, 34724580, 52086870, 62504244, 78130305, 104173740, 156260610, 312521220]

約数ペア:

[(1, 312521220), (2, 156260610), (3, 104173740), (4, 78130305), (5, 62504244), (6, 52086870), (9, 34724580), (10, 31252122), (11, 28411020), (12, 26043435), (15, 20834748), (18, 17362290), (20, 15626061), (22, 14205510), (27, 11574860), (30, 10417374), (33, 9470340), (36, 8681145), (44, 7102755), (45, 6944916), (54, 5787430), (55, 5682204), (60, 5208687), (66, 4735170), (90, 3472458), (99, 3156780), (108, 2893715), (110, 2841102), (121, 2582820), (132, 2367585), (135, 2314972), (165, 1894068), (180, 1736229), (198, 1578390), (220, 1420551), (242, 1291410), (270, 1157486), (297, 1052260), (330, 947034), (363, 860940), (396, 789195), (484, 645705), (495, 631356), (540, 578743), (594, 526130), (605, 516564), (660, 473517), (726, 430470), (990, 315678), (1089, 286980), (1188, 263065), (1210, 258282), (1452, 215235), (1485, 210452), (1815, 172188), (1980, 157839), (2178, 143490), (2420, 129141), (2970, 105226), (3267, 95660), (3630, 86094), (4356, 71745), (4783, 65340), (5445, 57396), (5940, 52613), (6534, 47830), (7260, 43047), (9566, 32670), (10890, 28698), (13068, 23915), (14349, 21780), (16335, 19132)]