400750080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{52181}}^1$

素因数の和:52207

約数の個数: 80

約数和(自身を含む): 1281172464

約数和(自身を除く): 880422384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 52181, 104362, 156543, 208724, 260905, 313086, 417448, 521810, 626172, 782715, 834896, 1043620, 1252344, 1565430, 1669792, 2087240, 2504688, 3130860, 3339584, 4174480, 5009376, 6261720, 6679168, 8348960, 10018752, 12523440, 13358336, 16697920, 20037504, 25046880, 26716672, 33395840, 40075008, 50093760, 66791680, 80150016, 100187520, 133583360, 200375040, 400750080]

約数ペア:

[(1, 400750080), (2, 200375040), (3, 133583360), (4, 100187520), (5, 80150016), (6, 66791680), (8, 50093760), (10, 40075008), (12, 33395840), (15, 26716672), (16, 25046880), (20, 20037504), (24, 16697920), (30, 13358336), (32, 12523440), (40, 10018752), (48, 8348960), (60, 6679168), (64, 6261720), (80, 5009376), (96, 4174480), (120, 3339584), (128, 3130860), (160, 2504688), (192, 2087240), (240, 1669792), (256, 1565430), (320, 1252344), (384, 1043620), (480, 834896), (512, 782715), (640, 626172), (768, 521810), (960, 417448), (1280, 313086), (1536, 260905), (1920, 208724), (2560, 156543), (3840, 104362), (7680, 52181)]