70781880

素因数分解:

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

素因数の和:218

約数の個数: 192

約数和(自身を含む): 244470240

約数和(自身を除く): 173688360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 157, 170, 195, 204, 221, 255, 260, 289, 312, 314, 340, 390, 408, 442, 471, 510, 520, 578, 628, 663, 680, 780, 785, 867, 884, 942, 1020, 1105, 1156, 1256, 1326, 1445, 1560, 1570, 1734, 1768, 1884, 2040, 2041, 2210, 2312, 2355, 2652, 2669, 2890, 3140, 3315, 3468, 3757, 3768, 4082, 4335, 4420, 4710, 5304, 5338, 5780, 6123, 6280, 6630, 6936, 7514, 8007, 8164, 8670, 8840, 9420, 10205, 10676, 11271, 11560, 12246, 13260, 13345, 15028, 16014, 16328, 17340, 18785, 18840, 20410, 21352, 22542, 24492, 26520, 26690, 30056, 30615, 32028, 34680, 34697, 37570, 40035, 40820, 45084, 45373, 48984, 53380, 56355, 61230, 64056, 69394, 75140, 80070, 81640, 90168, 90746, 104091, 106760, 112710, 122460, 136119, 138788, 150280, 160140, 173485, 181492, 208182, 225420, 226865, 244920, 272238, 277576, 320280, 346970, 362984, 416364, 450840, 453730, 520455, 544476, 589849, 680595, 693940, 832728, 907460, 1040910, 1088952, 1179698, 1361190, 1387880, 1769547, 1814920, 2081820, 2359396, 2722380, 2949245, 3539094, 4163640, 4718792, 5444760, 5898490, 7078188, 8847735, 11796980, 14156376, 17695470, 23593960, 35390940, 70781880]

約数ペア:

[(1, 70781880), (2, 35390940), (3, 23593960), (4, 17695470), (5, 14156376), (6, 11796980), (8, 8847735), (10, 7078188), (12, 5898490), (13, 5444760), (15, 4718792), (17, 4163640), (20, 3539094), (24, 2949245), (26, 2722380), (30, 2359396), (34, 2081820), (39, 1814920), (40, 1769547), (51, 1387880), (52, 1361190), (60, 1179698), (65, 1088952), (68, 1040910), (78, 907460), (85, 832728), (102, 693940), (104, 680595), (120, 589849), (130, 544476), (136, 520455), (156, 453730), (157, 450840), (170, 416364), (195, 362984), (204, 346970), (221, 320280), (255, 277576), (260, 272238), (289, 244920), (312, 226865), (314, 225420), (340, 208182), (390, 181492), (408, 173485), (442, 160140), (471, 150280), (510, 138788), (520, 136119), (578, 122460), (628, 112710), (663, 106760), (680, 104091), (780, 90746), (785, 90168), (867, 81640), (884, 80070), (942, 75140), (1020, 69394), (1105, 64056), (1156, 61230), (1256, 56355), (1326, 53380), (1445, 48984), (1560, 45373), (1570, 45084), (1734, 40820), (1768, 40035), (1884, 37570), (2040, 34697), (2041, 34680), (2210, 32028), (2312, 30615), (2355, 30056), (2652, 26690), (2669, 26520), (2890, 24492), (3140, 22542), (3315, 21352), (3468, 20410), (3757, 18840), (3768, 18785), (4082, 17340), (4335, 16328), (4420, 16014), (4710, 15028), (5304, 13345), (5338, 13260), (5780, 12246), (6123, 11560), (6280, 11271), (6630, 10676), (6936, 10205), (7514, 9420), (8007, 8840), (8164, 8670)]