84971880

素因数分解:

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

素因数の和:4848

約数の個数: 144

約数和(自身を含む): 321312420

約数和(自身を除く): 236340540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4817, 5880, 8820, 9634, 14451, 17640, 19268, 24085, 28902, 33719, 38536, 43353, 48170, 57804, 67438, 72255, 86706, 96340, 101157, 115608, 134876, 144510, 168595, 173412, 192680, 202314, 216765, 236033, 269752, 289020, 303471, 337190, 346824, 404628, 433530, 472066, 505785, 578040, 606942, 674380, 708099, 809256, 867060, 944132, 1011570, 1180165, 1213884, 1348760, 1416198, 1517355, 1734120, 1888264, 2023140, 2124297, 2360330, 2427768, 2832396, 3034710, 3540495, 4046280, 4248594, 4720660, 5664792, 6069420, 7080990, 8497188, 9441320, 10621485, 12138840, 14161980, 16994376, 21242970, 28323960, 42485940, 84971880]

約数ペア:

[(1, 84971880), (2, 42485940), (3, 28323960), (4, 21242970), (5, 16994376), (6, 14161980), (7, 12138840), (8, 10621485), (9, 9441320), (10, 8497188), (12, 7080990), (14, 6069420), (15, 5664792), (18, 4720660), (20, 4248594), (21, 4046280), (24, 3540495), (28, 3034710), (30, 2832396), (35, 2427768), (36, 2360330), (40, 2124297), (42, 2023140), (45, 1888264), (49, 1734120), (56, 1517355), (60, 1416198), (63, 1348760), (70, 1213884), (72, 1180165), (84, 1011570), (90, 944132), (98, 867060), (105, 809256), (120, 708099), (126, 674380), (140, 606942), (147, 578040), (168, 505785), (180, 472066), (196, 433530), (210, 404628), (245, 346824), (252, 337190), (280, 303471), (294, 289020), (315, 269752), (360, 236033), (392, 216765), (420, 202314), (441, 192680), (490, 173412), (504, 168595), (588, 144510), (630, 134876), (735, 115608), (840, 101157), (882, 96340), (980, 86706), (1176, 72255), (1260, 67438), (1470, 57804), (1764, 48170), (1960, 43353), (2205, 38536), (2520, 33719), (2940, 28902), (3528, 24085), (4410, 19268), (4817, 17640), (5880, 14451), (8820, 9634)]