405427440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:668

約数の個数: 240

約数和(自身を含む): 1443907584

約数和(自身を除く): 1038480144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 121, 132, 138, 165, 176, 184, 220, 230, 240, 242, 253, 264, 276, 330, 345, 363, 368, 440, 460, 484, 506, 528, 552, 605, 607, 660, 690, 726, 759, 880, 920, 968, 1012, 1104, 1210, 1214, 1265, 1320, 1380, 1452, 1518, 1815, 1821, 1840, 1936, 2024, 2420, 2428, 2530, 2640, 2760, 2783, 2904, 3035, 3036, 3630, 3642, 3795, 4048, 4840, 4856, 5060, 5520, 5566, 5808, 6070, 6072, 6677, 7260, 7284, 7590, 8349, 9105, 9680, 9712, 10120, 11132, 12140, 12144, 13354, 13915, 13961, 14520, 14568, 15180, 16698, 18210, 20031, 20240, 22264, 24280, 26708, 27830, 27922, 29040, 29136, 30360, 33385, 33396, 36420, 40062, 41745, 41883, 44528, 48560, 53416, 55660, 55844, 60720, 66770, 66792, 69805, 72840, 73447, 80124, 83490, 83766, 100155, 106832, 111320, 111688, 133540, 133584, 139610, 145680, 146894, 153571, 160248, 166980, 167532, 200310, 209415, 220341, 222640, 223376, 267080, 279220, 293788, 307142, 320496, 333960, 335064, 367235, 400620, 418830, 440682, 460713, 534160, 558440, 587576, 614284, 667920, 670128, 734470, 767855, 801240, 837660, 881364, 921426, 1101705, 1116880, 1175152, 1228568, 1468940, 1535710, 1602480, 1675320, 1689281, 1762728, 1842852, 2203410, 2303565, 2457136, 2937880, 3071420, 3350640, 3378562, 3525456, 3685704, 4406820, 4607130, 5067843, 5875760, 6142840, 6757124, 7371408, 8446405, 8813640, 9214260, 10135686, 12285680, 13514248, 16892810, 17627280, 18428520, 20271372, 25339215, 27028496, 33785620, 36857040, 40542744, 50678430, 67571240, 81085488, 101356860, 135142480, 202713720, 405427440]

約数ペア:

[(1, 405427440), (2, 202713720), (3, 135142480), (4, 101356860), (5, 81085488), (6, 67571240), (8, 50678430), (10, 40542744), (11, 36857040), (12, 33785620), (15, 27028496), (16, 25339215), (20, 20271372), (22, 18428520), (23, 17627280), (24, 16892810), (30, 13514248), (33, 12285680), (40, 10135686), (44, 9214260), (46, 8813640), (48, 8446405), (55, 7371408), (60, 6757124), (66, 6142840), (69, 5875760), (80, 5067843), (88, 4607130), (92, 4406820), (110, 3685704), (115, 3525456), (120, 3378562), (121, 3350640), (132, 3071420), (138, 2937880), (165, 2457136), (176, 2303565), (184, 2203410), (220, 1842852), (230, 1762728), (240, 1689281), (242, 1675320), (253, 1602480), (264, 1535710), (276, 1468940), (330, 1228568), (345, 1175152), (363, 1116880), (368, 1101705), (440, 921426), (460, 881364), (484, 837660), (506, 801240), (528, 767855), (552, 734470), (605, 670128), (607, 667920), (660, 614284), (690, 587576), (726, 558440), (759, 534160), (880, 460713), (920, 440682), (968, 418830), (1012, 400620), (1104, 367235), (1210, 335064), (1214, 333960), (1265, 320496), (1320, 307142), (1380, 293788), (1452, 279220), (1518, 267080), (1815, 223376), (1821, 222640), (1840, 220341), (1936, 209415), (2024, 200310), (2420, 167532), (2428, 166980), (2530, 160248), (2640, 153571), (2760, 146894), (2783, 145680), (2904, 139610), (3035, 133584), (3036, 133540), (3630, 111688), (3642, 111320), (3795, 106832), (4048, 100155), (4840, 83766), (4856, 83490), (5060, 80124), (5520, 73447), (5566, 72840), (5808, 69805), (6070, 66792), (6072, 66770), (6677, 60720), (7260, 55844), (7284, 55660), (7590, 53416), (8349, 48560), (9105, 44528), (9680, 41883), (9712, 41745), (10120, 40062), (11132, 36420), (12140, 33396), (12144, 33385), (13354, 30360), (13915, 29136), (13961, 29040), (14520, 27922), (14568, 27830), (15180, 26708), (16698, 24280), (18210, 22264), (20031, 20240)]