254915640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{4817}}^1$

素因数の和:4851

約数の個数: 192

約数和(自身を含む): 988653600

約数和(自身を除く): 733737960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 4817, 5292, 5880, 6615, 7560, 8820, 9634, 10584, 13230, 14451, 17640, 19268, 24085, 26460, 28902, 33719, 38536, 43353, 48170, 52920, 57804, 67438, 72255, 86706, 96340, 101157, 115608, 130059, 134876, 144510, 168595, 173412, 192680, 202314, 216765, 236033, 260118, 269752, 289020, 303471, 337190, 346824, 404628, 433530, 472066, 505785, 520236, 578040, 606942, 650295, 674380, 708099, 809256, 867060, 910413, 944132, 1011570, 1040472, 1180165, 1213884, 1300590, 1348760, 1416198, 1517355, 1734120, 1820826, 1888264, 2023140, 2124297, 2360330, 2427768, 2601180, 2832396, 3034710, 3540495, 3641652, 4046280, 4248594, 4552065, 4720660, 5202360, 5664792, 6069420, 6372891, 7080990, 7283304, 8497188, 9104130, 9441320, 10621485, 12138840, 12745782, 14161980, 16994376, 18208260, 21242970, 25491564, 28323960, 31864455, 36416520, 42485940, 50983128, 63728910, 84971880, 127457820, 254915640]

約数ペア:

[(1, 254915640), (2, 127457820), (3, 84971880), (4, 63728910), (5, 50983128), (6, 42485940), (7, 36416520), (8, 31864455), (9, 28323960), (10, 25491564), (12, 21242970), (14, 18208260), (15, 16994376), (18, 14161980), (20, 12745782), (21, 12138840), (24, 10621485), (27, 9441320), (28, 9104130), (30, 8497188), (35, 7283304), (36, 7080990), (40, 6372891), (42, 6069420), (45, 5664792), (49, 5202360), (54, 4720660), (56, 4552065), (60, 4248594), (63, 4046280), (70, 3641652), (72, 3540495), (84, 3034710), (90, 2832396), (98, 2601180), (105, 2427768), (108, 2360330), (120, 2124297), (126, 2023140), (135, 1888264), (140, 1820826), (147, 1734120), (168, 1517355), (180, 1416198), (189, 1348760), (196, 1300590), (210, 1213884), (216, 1180165), (245, 1040472), (252, 1011570), (270, 944132), (280, 910413), (294, 867060), (315, 809256), (360, 708099), (378, 674380), (392, 650295), (420, 606942), (441, 578040), (490, 520236), (504, 505785), (540, 472066), (588, 433530), (630, 404628), (735, 346824), (756, 337190), (840, 303471), (882, 289020), (945, 269752), (980, 260118), (1080, 236033), (1176, 216765), (1260, 202314), (1323, 192680), (1470, 173412), (1512, 168595), (1764, 144510), (1890, 134876), (1960, 130059), (2205, 115608), (2520, 101157), (2646, 96340), (2940, 86706), (3528, 72255), (3780, 67438), (4410, 57804), (4817, 52920), (5292, 48170), (5880, 43353), (6615, 38536), (7560, 33719), (8820, 28902), (9634, 26460), (10584, 24085), (13230, 19268), (14451, 17640)]