169401720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 539136000

約数和(自身を除く): 369734280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 191, 228, 285, 380, 382, 389, 456, 570, 573, 760, 764, 778, 955, 1140, 1146, 1167, 1528, 1556, 1910, 1945, 2280, 2292, 2334, 2865, 3112, 3629, 3820, 3890, 4584, 4668, 5730, 5835, 7258, 7391, 7640, 7780, 9336, 10887, 11460, 11670, 14516, 14782, 15560, 18145, 21774, 22173, 22920, 23340, 29032, 29564, 36290, 36955, 43548, 44346, 46680, 54435, 59128, 72580, 73910, 74299, 87096, 88692, 108870, 110865, 145160, 147820, 148598, 177384, 217740, 221730, 222897, 295640, 297196, 371495, 435480, 443460, 445794, 594392, 742990, 886920, 891588, 1114485, 1411681, 1485980, 1783176, 2228970, 2823362, 2971960, 4235043, 4457940, 5646724, 7058405, 8470086, 8915880, 11293448, 14116810, 16940172, 21175215, 28233620, 33880344, 42350430, 56467240, 84700860, 169401720]

約数ペア:

[(1, 169401720), (2, 84700860), (3, 56467240), (4, 42350430), (5, 33880344), (6, 28233620), (8, 21175215), (10, 16940172), (12, 14116810), (15, 11293448), (19, 8915880), (20, 8470086), (24, 7058405), (30, 5646724), (38, 4457940), (40, 4235043), (57, 2971960), (60, 2823362), (76, 2228970), (95, 1783176), (114, 1485980), (120, 1411681), (152, 1114485), (190, 891588), (191, 886920), (228, 742990), (285, 594392), (380, 445794), (382, 443460), (389, 435480), (456, 371495), (570, 297196), (573, 295640), (760, 222897), (764, 221730), (778, 217740), (955, 177384), (1140, 148598), (1146, 147820), (1167, 145160), (1528, 110865), (1556, 108870), (1910, 88692), (1945, 87096), (2280, 74299), (2292, 73910), (2334, 72580), (2865, 59128), (3112, 54435), (3629, 46680), (3820, 44346), (3890, 43548), (4584, 36955), (4668, 36290), (5730, 29564), (5835, 29032), (7258, 23340), (7391, 22920), (7640, 22173), (7780, 21774), (9336, 18145), (10887, 15560), (11460, 14782), (11670, 14516)]