209993520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4679}}^1$

素因数の和:4723

約数の個数: 160

約数和(自身を含む): 752094720

約数和(自身を除く): 542101200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1496, 1870, 2040, 2244, 2640, 2805, 2992, 3740, 4080, 4488, 4679, 5610, 7480, 8976, 9358, 11220, 14037, 14960, 18716, 22440, 23395, 28074, 37432, 44880, 46790, 51469, 56148, 70185, 74864, 79543, 93580, 102938, 112296, 140370, 154407, 159086, 187160, 205876, 224592, 238629, 257345, 280740, 308814, 318172, 374320, 397715, 411752, 477258, 514690, 561480, 617628, 636344, 772035, 795430, 823504, 874973, 954516, 1029380, 1122960, 1193145, 1235256, 1272688, 1544070, 1590860, 1749946, 1909032, 2058760, 2386290, 2470512, 2624919, 3088140, 3181720, 3499892, 3818064, 4117520, 4374865, 4772580, 5249838, 6176280, 6363440, 6999784, 8749730, 9545160, 10499676, 12352560, 13124595, 13999568, 17499460, 19090320, 20999352, 26249190, 34998920, 41998704, 52498380, 69997840, 104996760, 209993520]

約数ペア:

[(1, 209993520), (2, 104996760), (3, 69997840), (4, 52498380), (5, 41998704), (6, 34998920), (8, 26249190), (10, 20999352), (11, 19090320), (12, 17499460), (15, 13999568), (16, 13124595), (17, 12352560), (20, 10499676), (22, 9545160), (24, 8749730), (30, 6999784), (33, 6363440), (34, 6176280), (40, 5249838), (44, 4772580), (48, 4374865), (51, 4117520), (55, 3818064), (60, 3499892), (66, 3181720), (68, 3088140), (80, 2624919), (85, 2470512), (88, 2386290), (102, 2058760), (110, 1909032), (120, 1749946), (132, 1590860), (136, 1544070), (165, 1272688), (170, 1235256), (176, 1193145), (187, 1122960), (204, 1029380), (220, 954516), (240, 874973), (255, 823504), (264, 795430), (272, 772035), (330, 636344), (340, 617628), (374, 561480), (408, 514690), (440, 477258), (510, 411752), (528, 397715), (561, 374320), (660, 318172), (680, 308814), (748, 280740), (816, 257345), (880, 238629), (935, 224592), (1020, 205876), (1122, 187160), (1320, 159086), (1360, 154407), (1496, 140370), (1870, 112296), (2040, 102938), (2244, 93580), (2640, 79543), (2805, 74864), (2992, 70185), (3740, 56148), (4080, 51469), (4488, 46790), (4679, 44880), (5610, 37432), (7480, 28074), (8976, 23395), (9358, 22440), (11220, 18716), (14037, 14960)]