212345640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 794528280

約数和(自身を除く): 582182640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 157, 170, 180, 195, 204, 221, 234, 255, 260, 289, 306, 312, 314, 340, 360, 390, 408, 442, 468, 471, 510, 520, 578, 585, 612, 628, 663, 680, 765, 780, 785, 867, 884, 936, 942, 1020, 1105, 1156, 1170, 1224, 1256, 1326, 1413, 1445, 1530, 1560, 1570, 1734, 1768, 1884, 1989, 2040, 2041, 2210, 2312, 2340, 2355, 2601, 2652, 2669, 2826, 2890, 3060, 3140, 3315, 3468, 3757, 3768, 3978, 4082, 4335, 4420, 4680, 4710, 5202, 5304, 5338, 5652, 5780, 6120, 6123, 6280, 6630, 6936, 7065, 7514, 7956, 8007, 8164, 8670, 8840, 9420, 9945, 10205, 10404, 10676, 11271, 11304, 11560, 12246, 13005, 13260, 13345, 14130, 15028, 15912, 16014, 16328, 17340, 18369, 18785, 18840, 19890, 20410, 20808, 21352, 22542, 24021, 24492, 26010, 26520, 26690, 28260, 30056, 30615, 32028, 33813, 34680, 34697, 36738, 37570, 39780, 40035, 40820, 45084, 45373, 48042, 48984, 52020, 53380, 56355, 56520, 61230, 64056, 67626, 69394, 73476, 75140, 79560, 80070, 81640, 90168, 90746, 91845, 96084, 104040, 104091, 106760, 112710, 120105, 122460, 135252, 136119, 138788, 146952, 150280, 160140, 169065, 173485, 181492, 183690, 192168, 208182, 225420, 226865, 240210, 244920, 270504, 272238, 277576, 312273, 320280, 338130, 346970, 362984, 367380, 408357, 416364, 450840, 453730, 480420, 520455, 544476, 589849, 624546, 676260, 680595, 693940, 734760, 816714, 832728, 907460, 960840, 1040910, 1088952, 1179698, 1249092, 1352520, 1361190, 1387880, 1561365, 1633428, 1769547, 1814920, 2041785, 2081820, 2359396, 2498184, 2722380, 2949245, 3122730, 3266856, 3539094, 4083570, 4163640, 4718792, 5308641, 5444760, 5898490, 6245460, 7078188, 8167140, 8847735, 10617282, 11796980, 12490920, 14156376, 16334280, 17695470, 21234564, 23593960, 26543205, 35390940, 42469128, 53086410, 70781880, 106172820, 212345640]

約数ペア:

[(1, 212345640), (2, 106172820), (3, 70781880), (4, 53086410), (5, 42469128), (6, 35390940), (8, 26543205), (9, 23593960), (10, 21234564), (12, 17695470), (13, 16334280), (15, 14156376), (17, 12490920), (18, 11796980), (20, 10617282), (24, 8847735), (26, 8167140), (30, 7078188), (34, 6245460), (36, 5898490), (39, 5444760), (40, 5308641), (45, 4718792), (51, 4163640), (52, 4083570), (60, 3539094), (65, 3266856), (68, 3122730), (72, 2949245), (78, 2722380), (85, 2498184), (90, 2359396), (102, 2081820), (104, 2041785), (117, 1814920), (120, 1769547), (130, 1633428), (136, 1561365), (153, 1387880), (156, 1361190), (157, 1352520), (170, 1249092), (180, 1179698), (195, 1088952), (204, 1040910), (221, 960840), (234, 907460), (255, 832728), (260, 816714), (289, 734760), (306, 693940), (312, 680595), (314, 676260), (340, 624546), (360, 589849), (390, 544476), (408, 520455), (442, 480420), (468, 453730), (471, 450840), (510, 416364), (520, 408357), (578, 367380), (585, 362984), (612, 346970), (628, 338130), (663, 320280), (680, 312273), (765, 277576), (780, 272238), (785, 270504), (867, 244920), (884, 240210), (936, 226865), (942, 225420), (1020, 208182), (1105, 192168), (1156, 183690), (1170, 181492), (1224, 173485), (1256, 169065), (1326, 160140), (1413, 150280), (1445, 146952), (1530, 138788), (1560, 136119), (1570, 135252), (1734, 122460), (1768, 120105), (1884, 112710), (1989, 106760), (2040, 104091), (2041, 104040), (2210, 96084), (2312, 91845), (2340, 90746), (2355, 90168), (2601, 81640), (2652, 80070), (2669, 79560), (2826, 75140), (2890, 73476), (3060, 69394), (3140, 67626), (3315, 64056), (3468, 61230), (3757, 56520), (3768, 56355), (3978, 53380), (4082, 52020), (4335, 48984), (4420, 48042), (4680, 45373), (4710, 45084), (5202, 40820), (5304, 40035), (5338, 39780), (5652, 37570), (5780, 36738), (6120, 34697), (6123, 34680), (6280, 33813), (6630, 32028), (6936, 30615), (7065, 30056), (7514, 28260), (7956, 26690), (8007, 26520), (8164, 26010), (8670, 24492), (8840, 24021), (9420, 22542), (9945, 21352), (10205, 20808), (10404, 20410), (10676, 19890), (11271, 18840), (11304, 18785), (11560, 18369), (12246, 17340), (13005, 16328), (13260, 16014), (13345, 15912), (14130, 15028)]