71542440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 244632960

約数和(自身を除く): 173090520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 81, 90, 108, 120, 135, 142, 162, 180, 213, 216, 270, 284, 311, 324, 355, 360, 405, 426, 540, 568, 622, 639, 648, 710, 810, 852, 933, 1065, 1080, 1244, 1278, 1420, 1555, 1620, 1704, 1866, 1917, 2130, 2488, 2556, 2799, 2840, 3110, 3195, 3240, 3732, 3834, 4260, 4665, 5112, 5598, 5751, 6220, 6390, 7464, 7668, 8397, 8520, 9330, 9585, 11196, 11502, 12440, 12780, 13995, 15336, 16794, 18660, 19170, 22081, 22392, 23004, 25191, 25560, 27990, 28755, 33588, 37320, 38340, 41985, 44162, 46008, 50382, 55980, 57510, 66243, 67176, 76680, 83970, 88324, 100764, 110405, 111960, 115020, 125955, 132486, 167940, 176648, 198729, 201528, 220810, 230040, 251910, 264972, 331215, 335880, 397458, 441620, 503820, 529944, 596187, 662430, 794916, 883240, 993645, 1007640, 1192374, 1324860, 1589832, 1788561, 1987290, 2384748, 2649720, 2980935, 3577122, 3974580, 4769496, 5961870, 7154244, 7949160, 8942805, 11923740, 14308488, 17885610, 23847480, 35771220, 71542440]

約数ペア:

[(1, 71542440), (2, 35771220), (3, 23847480), (4, 17885610), (5, 14308488), (6, 11923740), (8, 8942805), (9, 7949160), (10, 7154244), (12, 5961870), (15, 4769496), (18, 3974580), (20, 3577122), (24, 2980935), (27, 2649720), (30, 2384748), (36, 1987290), (40, 1788561), (45, 1589832), (54, 1324860), (60, 1192374), (71, 1007640), (72, 993645), (81, 883240), (90, 794916), (108, 662430), (120, 596187), (135, 529944), (142, 503820), (162, 441620), (180, 397458), (213, 335880), (216, 331215), (270, 264972), (284, 251910), (311, 230040), (324, 220810), (355, 201528), (360, 198729), (405, 176648), (426, 167940), (540, 132486), (568, 125955), (622, 115020), (639, 111960), (648, 110405), (710, 100764), (810, 88324), (852, 83970), (933, 76680), (1065, 67176), (1080, 66243), (1244, 57510), (1278, 55980), (1420, 50382), (1555, 46008), (1620, 44162), (1704, 41985), (1866, 38340), (1917, 37320), (2130, 33588), (2488, 28755), (2556, 27990), (2799, 25560), (2840, 25191), (3110, 23004), (3195, 22392), (3240, 22081), (3732, 19170), (3834, 18660), (4260, 16794), (4665, 15336), (5112, 13995), (5598, 12780), (5751, 12440), (6220, 11502), (6390, 11196), (7464, 9585), (7668, 9330), (8397, 8520)]