40819140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 132455232

約数和(自身を除く): 91636092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 81, 90, 108, 111, 135, 148, 162, 180, 185, 222, 227, 243, 270, 324, 333, 370, 405, 444, 454, 486, 540, 555, 666, 681, 740, 810, 908, 972, 999, 1110, 1135, 1215, 1332, 1362, 1620, 1665, 1998, 2043, 2220, 2270, 2430, 2724, 2997, 3330, 3405, 3996, 4086, 4540, 4860, 4995, 5994, 6129, 6660, 6810, 8172, 8399, 8991, 9990, 10215, 11988, 12258, 13620, 14985, 16798, 17982, 18387, 19980, 20430, 24516, 25197, 29970, 30645, 33596, 35964, 36774, 40860, 41995, 44955, 50394, 55161, 59940, 61290, 73548, 75591, 83990, 89910, 91935, 100788, 110322, 122580, 125985, 151182, 167980, 179820, 183870, 220644, 226773, 251970, 275805, 302364, 367740, 377955, 453546, 503940, 551610, 680319, 755910, 907092, 1103220, 1133865, 1360638, 1511820, 2040957, 2267730, 2721276, 3401595, 4081914, 4535460, 6803190, 8163828, 10204785, 13606380, 20409570, 40819140]

約数ペア:

[(1, 40819140), (2, 20409570), (3, 13606380), (4, 10204785), (5, 8163828), (6, 6803190), (9, 4535460), (10, 4081914), (12, 3401595), (15, 2721276), (18, 2267730), (20, 2040957), (27, 1511820), (30, 1360638), (36, 1133865), (37, 1103220), (45, 907092), (54, 755910), (60, 680319), (74, 551610), (81, 503940), (90, 453546), (108, 377955), (111, 367740), (135, 302364), (148, 275805), (162, 251970), (180, 226773), (185, 220644), (222, 183870), (227, 179820), (243, 167980), (270, 151182), (324, 125985), (333, 122580), (370, 110322), (405, 100788), (444, 91935), (454, 89910), (486, 83990), (540, 75591), (555, 73548), (666, 61290), (681, 59940), (740, 55161), (810, 50394), (908, 44955), (972, 41995), (999, 40860), (1110, 36774), (1135, 35964), (1215, 33596), (1332, 30645), (1362, 29970), (1620, 25197), (1665, 24516), (1998, 20430), (2043, 19980), (2220, 18387), (2270, 17982), (2430, 16798), (2724, 14985), (2997, 13620), (3330, 12258), (3405, 11988), (3996, 10215), (4086, 9990), (4540, 8991), (4860, 8399), (4995, 8172), (5994, 6810), (6129, 6660)]