838799880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3847}}^1$

素因数の和:3963

約数の個数: 128

約数和(自身を含む): 2659737600

約数和(自身を除く): 1820937720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 79, 92, 115, 120, 138, 158, 184, 230, 237, 276, 316, 345, 395, 460, 474, 552, 632, 690, 790, 920, 948, 1185, 1380, 1580, 1817, 1896, 2370, 2760, 3160, 3634, 3847, 4740, 5451, 7268, 7694, 9085, 9480, 10902, 11541, 14536, 15388, 18170, 19235, 21804, 23082, 27255, 30776, 36340, 38470, 43608, 46164, 54510, 57705, 72680, 76940, 88481, 92328, 109020, 115410, 153880, 176962, 218040, 230820, 265443, 303913, 353924, 442405, 461640, 530886, 607826, 707848, 884810, 911739, 1061772, 1215652, 1327215, 1519565, 1769620, 1823478, 2123544, 2431304, 2654430, 3039130, 3539240, 3646956, 4558695, 5308860, 6078260, 6989999, 7293912, 9117390, 10617720, 12156520, 13979998, 18234780, 20969997, 27959996, 34949995, 36469560, 41939994, 55919992, 69899990, 83879988, 104849985, 139799980, 167759976, 209699970, 279599960, 419399940, 838799880]

約数ペア:

[(1, 838799880), (2, 419399940), (3, 279599960), (4, 209699970), (5, 167759976), (6, 139799980), (8, 104849985), (10, 83879988), (12, 69899990), (15, 55919992), (20, 41939994), (23, 36469560), (24, 34949995), (30, 27959996), (40, 20969997), (46, 18234780), (60, 13979998), (69, 12156520), (79, 10617720), (92, 9117390), (115, 7293912), (120, 6989999), (138, 6078260), (158, 5308860), (184, 4558695), (230, 3646956), (237, 3539240), (276, 3039130), (316, 2654430), (345, 2431304), (395, 2123544), (460, 1823478), (474, 1769620), (552, 1519565), (632, 1327215), (690, 1215652), (790, 1061772), (920, 911739), (948, 884810), (1185, 707848), (1380, 607826), (1580, 530886), (1817, 461640), (1896, 442405), (2370, 353924), (2760, 303913), (3160, 265443), (3634, 230820), (3847, 218040), (4740, 176962), (5451, 153880), (7268, 115410), (7694, 109020), (9085, 92328), (9480, 88481), (10902, 76940), (11541, 72680), (14536, 57705), (15388, 54510), (18170, 46164), (19235, 43608), (21804, 38470), (23082, 36340), (27255, 30776)]