70778820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 192

約数和(自身を含む): 250822656

約数和(自身を除く): 180043836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 23, 28, 30, 34, 35, 42, 46, 51, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 138, 140, 161, 170, 204, 210, 230, 238, 255, 276, 322, 340, 345, 357, 391, 420, 431, 460, 476, 483, 510, 595, 644, 690, 714, 782, 805, 862, 966, 1020, 1173, 1190, 1293, 1380, 1428, 1564, 1610, 1724, 1785, 1932, 1955, 2155, 2346, 2380, 2415, 2586, 2737, 3017, 3220, 3570, 3910, 4310, 4692, 4830, 5172, 5474, 5865, 6034, 6465, 7140, 7327, 7820, 8211, 8620, 9051, 9660, 9913, 10948, 11730, 12068, 12930, 13685, 14654, 15085, 16422, 18102, 19826, 21981, 23460, 25860, 27370, 29308, 29739, 30170, 32844, 36204, 36635, 39652, 41055, 43962, 45255, 49565, 51289, 54740, 59478, 60340, 69391, 73270, 82110, 87924, 90510, 99130, 102578, 109905, 118956, 138782, 146540, 148695, 153867, 164220, 168521, 181020, 198260, 205156, 208173, 219810, 256445, 277564, 297390, 307734, 337042, 346955, 416346, 439620, 505563, 512890, 594780, 615468, 674084, 693910, 769335, 832692, 842605, 1011126, 1025780, 1040865, 1179647, 1387820, 1538670, 1685210, 2022252, 2081730, 2359294, 2527815, 3077340, 3370420, 3538941, 4163460, 4718588, 5055630, 5898235, 7077882, 10111260, 11796470, 14155764, 17694705, 23592940, 35389410, 70778820]

約数ペア:

[(1, 70778820), (2, 35389410), (3, 23592940), (4, 17694705), (5, 14155764), (6, 11796470), (7, 10111260), (10, 7077882), (12, 5898235), (14, 5055630), (15, 4718588), (17, 4163460), (20, 3538941), (21, 3370420), (23, 3077340), (28, 2527815), (30, 2359294), (34, 2081730), (35, 2022252), (42, 1685210), (46, 1538670), (51, 1387820), (60, 1179647), (68, 1040865), (69, 1025780), (70, 1011126), (84, 842605), (85, 832692), (92, 769335), (102, 693910), (105, 674084), (115, 615468), (119, 594780), (138, 512890), (140, 505563), (161, 439620), (170, 416346), (204, 346955), (210, 337042), (230, 307734), (238, 297390), (255, 277564), (276, 256445), (322, 219810), (340, 208173), (345, 205156), (357, 198260), (391, 181020), (420, 168521), (431, 164220), (460, 153867), (476, 148695), (483, 146540), (510, 138782), (595, 118956), (644, 109905), (690, 102578), (714, 99130), (782, 90510), (805, 87924), (862, 82110), (966, 73270), (1020, 69391), (1173, 60340), (1190, 59478), (1293, 54740), (1380, 51289), (1428, 49565), (1564, 45255), (1610, 43962), (1724, 41055), (1785, 39652), (1932, 36635), (1955, 36204), (2155, 32844), (2346, 30170), (2380, 29739), (2415, 29308), (2586, 27370), (2737, 25860), (3017, 23460), (3220, 21981), (3570, 19826), (3910, 18102), (4310, 16422), (4692, 15085), (4830, 14654), (5172, 13685), (5474, 12930), (5865, 12068), (6034, 11730), (6465, 10948), (7140, 9913), (7327, 9660), (7820, 9051), (8211, 8620)]