278165160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1257

約数の個数: 288

約数和(自身を含む): 1133463240

約数和(自身を除く): 855298080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 728, 735, 780, 819, 840, 882, 910, 936, 980, 1092, 1170, 1176, 1213, 1260, 1274, 1365, 1470, 1560, 1638, 1764, 1820, 1911, 1960, 2184, 2205, 2340, 2426, 2520, 2548, 2730, 2940, 3185, 3276, 3528, 3639, 3640, 3822, 4095, 4410, 4680, 4852, 5096, 5460, 5733, 5880, 6065, 6370, 6552, 7278, 7644, 8190, 8491, 8820, 9555, 9704, 10917, 10920, 11466, 12130, 12740, 14556, 15288, 15769, 16380, 16982, 17640, 18195, 19110, 21834, 22932, 24260, 25473, 25480, 28665, 29112, 31538, 32760, 33964, 36390, 38220, 42455, 43668, 45864, 47307, 48520, 50946, 54585, 57330, 59437, 63076, 67928, 72780, 76419, 76440, 78845, 84910, 87336, 94614, 101892, 109170, 110383, 114660, 118874, 126152, 127365, 141921, 145560, 152838, 157690, 169820, 178311, 189228, 203784, 218340, 220766, 229320, 236535, 237748, 254730, 283842, 297185, 305676, 315380, 331149, 339640, 356622, 378456, 382095, 436680, 441532, 473070, 475496, 509460, 534933, 551915, 567684, 594370, 611352, 630760, 662298, 709605, 713244, 764190, 772681, 883064, 891555, 946140, 993447, 1018920, 1069866, 1103830, 1135368, 1188740, 1324596, 1419210, 1426488, 1528380, 1545362, 1655745, 1783110, 1892280, 1986894, 2139732, 2207660, 2318043, 2377480, 2649192, 2674665, 2838420, 3056760, 3090724, 3311490, 3566220, 3863405, 3973788, 4279464, 4415320, 4636086, 4967235, 5349330, 5676840, 6181448, 6622980, 6954129, 7132440, 7726810, 7947576, 9272172, 9934470, 10698660, 11590215, 13245960, 13908258, 15453620, 18544344, 19868940, 21397320, 23180430, 27816516, 30907240, 34770645, 39737880, 46360860, 55633032, 69541290, 92721720, 139082580, 278165160]

約数ペア:

[(1, 278165160), (2, 139082580), (3, 92721720), (4, 69541290), (5, 55633032), (6, 46360860), (7, 39737880), (8, 34770645), (9, 30907240), (10, 27816516), (12, 23180430), (13, 21397320), (14, 19868940), (15, 18544344), (18, 15453620), (20, 13908258), (21, 13245960), (24, 11590215), (26, 10698660), (28, 9934470), (30, 9272172), (35, 7947576), (36, 7726810), (39, 7132440), (40, 6954129), (42, 6622980), (45, 6181448), (49, 5676840), (52, 5349330), (56, 4967235), (60, 4636086), (63, 4415320), (65, 4279464), (70, 3973788), (72, 3863405), (78, 3566220), (84, 3311490), (90, 3090724), (91, 3056760), (98, 2838420), (104, 2674665), (105, 2649192), (117, 2377480), (120, 2318043), (126, 2207660), (130, 2139732), (140, 1986894), (147, 1892280), (156, 1783110), (168, 1655745), (180, 1545362), (182, 1528380), (195, 1426488), (196, 1419210), (210, 1324596), (234, 1188740), (245, 1135368), (252, 1103830), (260, 1069866), (273, 1018920), (280, 993447), (294, 946140), (312, 891555), (315, 883064), (360, 772681), (364, 764190), (390, 713244), (392, 709605), (420, 662298), (441, 630760), (455, 611352), (468, 594370), (490, 567684), (504, 551915), (520, 534933), (546, 509460), (585, 475496), (588, 473070), (630, 441532), (637, 436680), (728, 382095), (735, 378456), (780, 356622), (819, 339640), (840, 331149), (882, 315380), (910, 305676), (936, 297185), (980, 283842), (1092, 254730), (1170, 237748), (1176, 236535), (1213, 229320), (1260, 220766), (1274, 218340), (1365, 203784), (1470, 189228), (1560, 178311), (1638, 169820), (1764, 157690), (1820, 152838), (1911, 145560), (1960, 141921), (2184, 127365), (2205, 126152), (2340, 118874), (2426, 114660), (2520, 110383), (2548, 109170), (2730, 101892), (2940, 94614), (3185, 87336), (3276, 84910), (3528, 78845), (3639, 76440), (3640, 76419), (3822, 72780), (4095, 67928), (4410, 63076), (4680, 59437), (4852, 57330), (5096, 54585), (5460, 50946), (5733, 48520), (5880, 47307), (6065, 45864), (6370, 43668), (6552, 42455), (7278, 38220), (7644, 36390), (8190, 33964), (8491, 32760), (8820, 31538), (9555, 29112), (9704, 28665), (10917, 25480), (10920, 25473), (11466, 24260), (12130, 22932), (12740, 21834), (14556, 19110), (15288, 18195), (15769, 17640), (16380, 16982)]