388339840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5099}}^1$

素因数の和:5142

約数の個数: 128

約数和(自身を含む): 1123632000

約数和(自身を除く): 735292160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 3808, 4480, 4760, 5099, 5440, 7616, 9520, 10198, 10880, 15232, 19040, 20396, 25495, 35693, 38080, 40792, 50990, 71386, 76160, 81584, 86683, 101980, 142772, 163168, 173366, 178465, 203960, 285544, 326336, 346732, 356930, 407920, 433415, 571088, 606781, 652672, 693464, 713860, 815840, 866830, 1142176, 1213562, 1386928, 1427720, 1631680, 1733660, 2284352, 2427124, 2773856, 2855440, 3033905, 3263360, 3467320, 4568704, 4854248, 5547712, 5710880, 6067810, 6934640, 9708496, 11095424, 11421760, 12135620, 13869280, 19416992, 22843520, 24271240, 27738560, 38833984, 48542480, 55477120, 77667968, 97084960, 194169920, 388339840]

約数ペア:

[(1, 388339840), (2, 194169920), (4, 97084960), (5, 77667968), (7, 55477120), (8, 48542480), (10, 38833984), (14, 27738560), (16, 24271240), (17, 22843520), (20, 19416992), (28, 13869280), (32, 12135620), (34, 11421760), (35, 11095424), (40, 9708496), (56, 6934640), (64, 6067810), (68, 5710880), (70, 5547712), (80, 4854248), (85, 4568704), (112, 3467320), (119, 3263360), (128, 3033905), (136, 2855440), (140, 2773856), (160, 2427124), (170, 2284352), (224, 1733660), (238, 1631680), (272, 1427720), (280, 1386928), (320, 1213562), (340, 1142176), (448, 866830), (476, 815840), (544, 713860), (560, 693464), (595, 652672), (640, 606781), (680, 571088), (896, 433415), (952, 407920), (1088, 356930), (1120, 346732), (1190, 326336), (1360, 285544), (1904, 203960), (2176, 178465), (2240, 173366), (2380, 163168), (2720, 142772), (3808, 101980), (4480, 86683), (4760, 81584), (5099, 76160), (5440, 71386), (7616, 50990), (9520, 40792), (10198, 38080), (10880, 35693), (15232, 25495), (19040, 20396)]