28739520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:627

約数の個数: 168

約数和(自身を含む): 104845104

約数和(自身を除く): 76105584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 408, 480, 510, 544, 576, 587, 612, 680, 720, 765, 816, 960, 1020, 1088, 1174, 1224, 1360, 1440, 1530, 1632, 1761, 2040, 2348, 2448, 2720, 2880, 2935, 3060, 3264, 3522, 4080, 4696, 4896, 5283, 5440, 5870, 6120, 7044, 8160, 8805, 9392, 9792, 9979, 10566, 11740, 12240, 14088, 16320, 17610, 18784, 19958, 21132, 23480, 24480, 26415, 28176, 29937, 35220, 37568, 39916, 42264, 46960, 48960, 49895, 52830, 56352, 59874, 70440, 79832, 84528, 89811, 93920, 99790, 105660, 112704, 119748, 140880, 149685, 159664, 169056, 179622, 187840, 199580, 211320, 239496, 281760, 299370, 319328, 338112, 359244, 399160, 422640, 449055, 478992, 563520, 598740, 638656, 718488, 798320, 845280, 898110, 957984, 1197480, 1436976, 1596640, 1690560, 1796220, 1915968, 2394960, 2873952, 3193280, 3592440, 4789920, 5747904, 7184880, 9579840, 14369760, 28739520]

約数ペア:

[(1, 28739520), (2, 14369760), (3, 9579840), (4, 7184880), (5, 5747904), (6, 4789920), (8, 3592440), (9, 3193280), (10, 2873952), (12, 2394960), (15, 1915968), (16, 1796220), (17, 1690560), (18, 1596640), (20, 1436976), (24, 1197480), (30, 957984), (32, 898110), (34, 845280), (36, 798320), (40, 718488), (45, 638656), (48, 598740), (51, 563520), (60, 478992), (64, 449055), (68, 422640), (72, 399160), (80, 359244), (85, 338112), (90, 319328), (96, 299370), (102, 281760), (120, 239496), (136, 211320), (144, 199580), (153, 187840), (160, 179622), (170, 169056), (180, 159664), (192, 149685), (204, 140880), (240, 119748), (255, 112704), (272, 105660), (288, 99790), (306, 93920), (320, 89811), (340, 84528), (360, 79832), (408, 70440), (480, 59874), (510, 56352), (544, 52830), (576, 49895), (587, 48960), (612, 46960), (680, 42264), (720, 39916), (765, 37568), (816, 35220), (960, 29937), (1020, 28176), (1088, 26415), (1174, 24480), (1224, 23480), (1360, 21132), (1440, 19958), (1530, 18784), (1632, 17610), (1761, 16320), (2040, 14088), (2348, 12240), (2448, 11740), (2720, 10566), (2880, 9979), (2935, 9792), (3060, 9392), (3264, 8805), (3522, 8160), (4080, 7044), (4696, 6120), (4896, 5870), (5283, 5440)]