279118320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:819

約数の個数: 160

約数和(自身を含む): 940064832

約数和(自身を除く): 660946512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 137, 156, 195, 208, 240, 260, 274, 312, 390, 411, 520, 548, 624, 653, 685, 780, 822, 1040, 1096, 1306, 1370, 1560, 1644, 1781, 1959, 2055, 2192, 2612, 2740, 3120, 3265, 3288, 3562, 3918, 4110, 5224, 5343, 5480, 6530, 6576, 7124, 7836, 8220, 8489, 8905, 9795, 10448, 10686, 10960, 13060, 14248, 15672, 16440, 16978, 17810, 19590, 21372, 25467, 26120, 26715, 28496, 31344, 32880, 33956, 35620, 39180, 42445, 42744, 50934, 52240, 53430, 67912, 71240, 78360, 84890, 85488, 89461, 101868, 106860, 127335, 135824, 142480, 156720, 169780, 178922, 203736, 213720, 254670, 268383, 339560, 357844, 407472, 427440, 447305, 509340, 536766, 679120, 715688, 894610, 1018680, 1073532, 1162993, 1341915, 1431376, 1789220, 2037360, 2147064, 2325986, 2683830, 3488979, 3578440, 4294128, 4651972, 5367660, 5814965, 6977958, 7156880, 9303944, 10735320, 11629930, 13955916, 17444895, 18607888, 21470640, 23259860, 27911832, 34889790, 46519720, 55823664, 69779580, 93039440, 139559160, 279118320]

約数ペア:

[(1, 279118320), (2, 139559160), (3, 93039440), (4, 69779580), (5, 55823664), (6, 46519720), (8, 34889790), (10, 27911832), (12, 23259860), (13, 21470640), (15, 18607888), (16, 17444895), (20, 13955916), (24, 11629930), (26, 10735320), (30, 9303944), (39, 7156880), (40, 6977958), (48, 5814965), (52, 5367660), (60, 4651972), (65, 4294128), (78, 3578440), (80, 3488979), (104, 2683830), (120, 2325986), (130, 2147064), (137, 2037360), (156, 1789220), (195, 1431376), (208, 1341915), (240, 1162993), (260, 1073532), (274, 1018680), (312, 894610), (390, 715688), (411, 679120), (520, 536766), (548, 509340), (624, 447305), (653, 427440), (685, 407472), (780, 357844), (822, 339560), (1040, 268383), (1096, 254670), (1306, 213720), (1370, 203736), (1560, 178922), (1644, 169780), (1781, 156720), (1959, 142480), (2055, 135824), (2192, 127335), (2612, 106860), (2740, 101868), (3120, 89461), (3265, 85488), (3288, 84890), (3562, 78360), (3918, 71240), (4110, 67912), (5224, 53430), (5343, 52240), (5480, 50934), (6530, 42744), (6576, 42445), (7124, 39180), (7836, 35620), (8220, 33956), (8489, 32880), (8905, 31344), (9795, 28496), (10448, 26715), (10686, 26120), (10960, 25467), (13060, 21372), (14248, 19590), (15672, 17810), (16440, 16978)]