18171696400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1949}}^1$

素因数の和:2154

約数の個数: 240

約数和(自身を含む): 51631070400

約数和(自身を除く): 33459374000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 163, 176, 200, 208, 220, 260, 275, 286, 325, 326, 400, 440, 520, 550, 572, 650, 652, 715, 815, 880, 1040, 1100, 1144, 1300, 1304, 1430, 1630, 1793, 1949, 2119, 2200, 2288, 2600, 2608, 2860, 3260, 3575, 3586, 3898, 4075, 4238, 4400, 5200, 5720, 6520, 7150, 7172, 7796, 8150, 8476, 8965, 9745, 10595, 11440, 13040, 14300, 14344, 15592, 16300, 16952, 17930, 19490, 21190, 21439, 23309, 25337, 28600, 28688, 31184, 32600, 33904, 35860, 38980, 42380, 42878, 44825, 46618, 48725, 50674, 52975, 57200, 65200, 71720, 77960, 84760, 85756, 89650, 93236, 97450, 101348, 105950, 107195, 116545, 126685, 143440, 155920, 169520, 171512, 179300, 186472, 194900, 202696, 211900, 214390, 233090, 253370, 278707, 317687, 343024, 358600, 372944, 389800, 405392, 423800, 428780, 466180, 506740, 535975, 557414, 582725, 633425, 635374, 717200, 779600, 847600, 857560, 932360, 1013480, 1071950, 1114828, 1165450, 1266850, 1270748, 1393535, 1588435, 1715120, 1864720, 2026960, 2143900, 2229656, 2330900, 2533700, 2541496, 2787070, 3176870, 3494557, 4129931, 4287800, 4459312, 4661800, 5067400, 5082992, 5574140, 6353740, 6967675, 6989114, 7942175, 8259862, 8575600, 9323600, 10134800, 11148280, 12707480, 13935350, 13978228, 15884350, 16519724, 17472785, 20649655, 22296560, 25414960, 27870700, 27956456, 31768700, 33039448, 34945570, 41299310, 45429241, 55741400, 55912912, 63537400, 66078896, 69891140, 82598620, 87363925, 90858482, 103248275, 111482800, 127074800, 139782280, 165197240, 174727850, 181716964, 206496550, 227146205, 279564560, 330394480, 349455700, 363433928, 412993100, 454292410, 698911400, 726867856, 825986200, 908584820, 1135731025, 1397822800, 1651972400, 1817169640, 2271462050, 3634339280, 4542924100, 9085848200, 18171696400]

約数ペア:

[(1, 18171696400), (2, 9085848200), (4, 4542924100), (5, 3634339280), (8, 2271462050), (10, 1817169640), (11, 1651972400), (13, 1397822800), (16, 1135731025), (20, 908584820), (22, 825986200), (25, 726867856), (26, 698911400), (40, 454292410), (44, 412993100), (50, 363433928), (52, 349455700), (55, 330394480), (65, 279564560), (80, 227146205), (88, 206496550), (100, 181716964), (104, 174727850), (110, 165197240), (130, 139782280), (143, 127074800), (163, 111482800), (176, 103248275), (200, 90858482), (208, 87363925), (220, 82598620), (260, 69891140), (275, 66078896), (286, 63537400), (325, 55912912), (326, 55741400), (400, 45429241), (440, 41299310), (520, 34945570), (550, 33039448), (572, 31768700), (650, 27956456), (652, 27870700), (715, 25414960), (815, 22296560), (880, 20649655), (1040, 17472785), (1100, 16519724), (1144, 15884350), (1300, 13978228), (1304, 13935350), (1430, 12707480), (1630, 11148280), (1793, 10134800), (1949, 9323600), (2119, 8575600), (2200, 8259862), (2288, 7942175), (2600, 6989114), (2608, 6967675), (2860, 6353740), (3260, 5574140), (3575, 5082992), (3586, 5067400), (3898, 4661800), (4075, 4459312), (4238, 4287800), (4400, 4129931), (5200, 3494557), (5720, 3176870), (6520, 2787070), (7150, 2541496), (7172, 2533700), (7796, 2330900), (8150, 2229656), (8476, 2143900), (8965, 2026960), (9745, 1864720), (10595, 1715120), (11440, 1588435), (13040, 1393535), (14300, 1270748), (14344, 1266850), (15592, 1165450), (16300, 1114828), (16952, 1071950), (17930, 1013480), (19490, 932360), (21190, 857560), (21439, 847600), (23309, 779600), (25337, 717200), (28600, 635374), (28688, 633425), (31184, 582725), (32600, 557414), (33904, 535975), (35860, 506740), (38980, 466180), (42380, 428780), (42878, 423800), (44825, 405392), (46618, 389800), (48725, 372944), (50674, 358600), (52975, 343024), (57200, 317687), (65200, 278707), (71720, 253370), (77960, 233090), (84760, 214390), (85756, 211900), (89650, 202696), (93236, 194900), (97450, 186472), (101348, 179300), (105950, 171512), (107195, 169520), (116545, 155920), (126685, 143440)]