247694640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54319}}^1$

素因数の和:54354

約数の個数: 80

約数和(自身を含む): 808281600

約数和(自身を除く): 560586960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 54319, 108638, 162957, 217276, 271595, 325914, 434552, 543190, 651828, 814785, 869104, 1032061, 1086380, 1303656, 1629570, 2064122, 2172760, 2607312, 3096183, 3259140, 4128244, 4345520, 5160305, 6192366, 6518280, 8256488, 10320610, 12384732, 13036560, 15480915, 16512976, 20641220, 24769464, 30961830, 41282440, 49538928, 61923660, 82564880, 123847320, 247694640]

約数ペア:

[(1, 247694640), (2, 123847320), (3, 82564880), (4, 61923660), (5, 49538928), (6, 41282440), (8, 30961830), (10, 24769464), (12, 20641220), (15, 16512976), (16, 15480915), (19, 13036560), (20, 12384732), (24, 10320610), (30, 8256488), (38, 6518280), (40, 6192366), (48, 5160305), (57, 4345520), (60, 4128244), (76, 3259140), (80, 3096183), (95, 2607312), (114, 2172760), (120, 2064122), (152, 1629570), (190, 1303656), (228, 1086380), (240, 1032061), (285, 869104), (304, 814785), (380, 651828), (456, 543190), (570, 434552), (760, 325914), (912, 271595), (1140, 217276), (1520, 162957), (2280, 108638), (4560, 54319)]