205896160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:884

約数の個数: 96

約数和(自身を含む): 518464800

約数和(自身を除く): 312568640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 89, 95, 152, 160, 178, 190, 304, 356, 380, 445, 608, 712, 760, 761, 890, 1424, 1520, 1522, 1691, 1780, 2848, 3040, 3044, 3382, 3560, 3805, 6088, 6764, 7120, 7610, 8455, 12176, 13528, 14240, 14459, 15220, 16910, 24352, 27056, 28918, 30440, 33820, 54112, 57836, 60880, 67640, 67729, 72295, 115672, 121760, 135280, 135458, 144590, 231344, 270560, 270916, 289180, 338645, 462688, 541832, 578360, 677290, 1083664, 1156720, 1286851, 1354580, 2167328, 2313440, 2573702, 2709160, 5147404, 5418320, 6434255, 10294808, 10836640, 12868510, 20589616, 25737020, 41179232, 51474040, 102948080, 205896160]

約数ペア:

[(1, 205896160), (2, 102948080), (4, 51474040), (5, 41179232), (8, 25737020), (10, 20589616), (16, 12868510), (19, 10836640), (20, 10294808), (32, 6434255), (38, 5418320), (40, 5147404), (76, 2709160), (80, 2573702), (89, 2313440), (95, 2167328), (152, 1354580), (160, 1286851), (178, 1156720), (190, 1083664), (304, 677290), (356, 578360), (380, 541832), (445, 462688), (608, 338645), (712, 289180), (760, 270916), (761, 270560), (890, 231344), (1424, 144590), (1520, 135458), (1522, 135280), (1691, 121760), (1780, 115672), (2848, 72295), (3040, 67729), (3044, 67640), (3382, 60880), (3560, 57836), (3805, 54112), (6088, 33820), (6764, 30440), (7120, 28918), (7610, 27056), (8455, 24352), (12176, 16910), (13528, 15220), (14240, 14459)]