1143740720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{1163}}^1$

素因数の和:1842

約数の個数: 80

約数和(自身を含む): 2805891840

約数和(自身を除く): 1662151120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 647, 760, 1163, 1294, 1520, 2326, 2588, 3235, 4652, 5176, 5815, 6470, 9304, 10352, 11630, 12293, 12940, 18608, 22097, 23260, 24586, 25880, 44194, 46520, 49172, 51760, 61465, 88388, 93040, 98344, 110485, 122930, 176776, 196688, 220970, 245860, 353552, 441940, 491720, 752461, 883880, 983440, 1504922, 1767760, 3009844, 3762305, 6019688, 7524610, 12039376, 14296759, 15049220, 28593518, 30098440, 57187036, 60196880, 71483795, 114374072, 142967590, 228748144, 285935180, 571870360, 1143740720]

約数ペア:

[(1, 1143740720), (2, 571870360), (4, 285935180), (5, 228748144), (8, 142967590), (10, 114374072), (16, 71483795), (19, 60196880), (20, 57187036), (38, 30098440), (40, 28593518), (76, 15049220), (80, 14296759), (95, 12039376), (152, 7524610), (190, 6019688), (304, 3762305), (380, 3009844), (647, 1767760), (760, 1504922), (1163, 983440), (1294, 883880), (1520, 752461), (2326, 491720), (2588, 441940), (3235, 353552), (4652, 245860), (5176, 220970), (5815, 196688), (6470, 176776), (9304, 122930), (10352, 110485), (11630, 98344), (12293, 93040), (12940, 88388), (18608, 61465), (22097, 51760), (23260, 49172), (24586, 46520), (25880, 44194)]