90978800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 265697280

約数和(自身を除く): 174718480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 29, 31, 40, 44, 46, 50, 55, 58, 62, 80, 88, 92, 100, 110, 115, 116, 124, 145, 155, 176, 184, 200, 220, 230, 232, 248, 253, 275, 290, 310, 319, 341, 368, 400, 440, 460, 464, 496, 506, 550, 575, 580, 620, 638, 667, 682, 713, 725, 775, 880, 899, 920, 1012, 1100, 1150, 1160, 1240, 1265, 1276, 1334, 1364, 1426, 1450, 1550, 1595, 1705, 1798, 1840, 2024, 2200, 2300, 2320, 2480, 2530, 2552, 2668, 2728, 2852, 2900, 3100, 3190, 3335, 3410, 3565, 3596, 4048, 4400, 4495, 4600, 5060, 5104, 5336, 5456, 5704, 5800, 6200, 6325, 6380, 6670, 6820, 7130, 7192, 7337, 7843, 7975, 8525, 8990, 9200, 9889, 10120, 10672, 11408, 11600, 12400, 12650, 12760, 13340, 13640, 14260, 14384, 14674, 15686, 15950, 16675, 17050, 17825, 17980, 19778, 20240, 20677, 22475, 25300, 25520, 26680, 27280, 28520, 29348, 31372, 31900, 33350, 34100, 35650, 35960, 36685, 39215, 39556, 41354, 44950, 49445, 50600, 53360, 57040, 58696, 62744, 63800, 66700, 68200, 71300, 71920, 73370, 78430, 79112, 82708, 89900, 98890, 101200, 103385, 117392, 125488, 127600, 133400, 136400, 142600, 146740, 156860, 158224, 165416, 179800, 183425, 196075, 197780, 206770, 227447, 247225, 266800, 285200, 293480, 313720, 330832, 359600, 366850, 392150, 395560, 413540, 454894, 494450, 516925, 586960, 627440, 733700, 784300, 791120, 827080, 909788, 988900, 1033850, 1137235, 1467400, 1568600, 1654160, 1819576, 1977800, 2067700, 2274470, 2934800, 3137200, 3639152, 3955600, 4135400, 4548940, 5686175, 8270800, 9097880, 11372350, 18195760, 22744700, 45489400, 90978800]

約数ペア:

[(1, 90978800), (2, 45489400), (4, 22744700), (5, 18195760), (8, 11372350), (10, 9097880), (11, 8270800), (16, 5686175), (20, 4548940), (22, 4135400), (23, 3955600), (25, 3639152), (29, 3137200), (31, 2934800), (40, 2274470), (44, 2067700), (46, 1977800), (50, 1819576), (55, 1654160), (58, 1568600), (62, 1467400), (80, 1137235), (88, 1033850), (92, 988900), (100, 909788), (110, 827080), (115, 791120), (116, 784300), (124, 733700), (145, 627440), (155, 586960), (176, 516925), (184, 494450), (200, 454894), (220, 413540), (230, 395560), (232, 392150), (248, 366850), (253, 359600), (275, 330832), (290, 313720), (310, 293480), (319, 285200), (341, 266800), (368, 247225), (400, 227447), (440, 206770), (460, 197780), (464, 196075), (496, 183425), (506, 179800), (550, 165416), (575, 158224), (580, 156860), (620, 146740), (638, 142600), (667, 136400), (682, 133400), (713, 127600), (725, 125488), (775, 117392), (880, 103385), (899, 101200), (920, 98890), (1012, 89900), (1100, 82708), (1150, 79112), (1160, 78430), (1240, 73370), (1265, 71920), (1276, 71300), (1334, 68200), (1364, 66700), (1426, 63800), (1450, 62744), (1550, 58696), (1595, 57040), (1705, 53360), (1798, 50600), (1840, 49445), (2024, 44950), (2200, 41354), (2300, 39556), (2320, 39215), (2480, 36685), (2530, 35960), (2552, 35650), (2668, 34100), (2728, 33350), (2852, 31900), (2900, 31372), (3100, 29348), (3190, 28520), (3335, 27280), (3410, 26680), (3565, 25520), (3596, 25300), (4048, 22475), (4400, 20677), (4495, 20240), (4600, 19778), (5060, 17980), (5104, 17825), (5336, 17050), (5456, 16675), (5704, 15950), (5800, 15686), (6200, 14674), (6325, 14384), (6380, 14260), (6670, 13640), (6820, 13340), (7130, 12760), (7192, 12650), (7337, 12400), (7843, 11600), (7975, 11408), (8525, 10672), (8990, 10120), (9200, 9889)]