31095540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 288

約数和(自身を含む): 119508480

約数和(自身を除く): 88412940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 29, 30, 35, 36, 37, 42, 45, 46, 58, 60, 63, 69, 70, 74, 84, 87, 90, 92, 105, 111, 115, 116, 126, 138, 140, 145, 148, 161, 174, 180, 185, 203, 207, 210, 222, 230, 252, 259, 261, 276, 290, 315, 322, 333, 345, 348, 370, 406, 414, 420, 435, 444, 460, 483, 518, 522, 555, 580, 609, 630, 644, 666, 667, 690, 740, 777, 805, 812, 828, 851, 870, 966, 1015, 1035, 1036, 1044, 1073, 1110, 1218, 1260, 1295, 1305, 1332, 1334, 1380, 1449, 1554, 1610, 1665, 1702, 1740, 1827, 1932, 2001, 2030, 2070, 2146, 2220, 2331, 2415, 2436, 2553, 2590, 2610, 2668, 2898, 3045, 3108, 3219, 3220, 3330, 3335, 3404, 3654, 3885, 4002, 4060, 4140, 4255, 4292, 4662, 4669, 4830, 5106, 5180, 5220, 5365, 5796, 5957, 6003, 6090, 6438, 6660, 6670, 7245, 7308, 7511, 7659, 7770, 8004, 8510, 9135, 9324, 9338, 9657, 9660, 10005, 10212, 10730, 11655, 11914, 12006, 12180, 12765, 12876, 13340, 14007, 14490, 15022, 15318, 15540, 16095, 17020, 17871, 18270, 18676, 19314, 20010, 21460, 22533, 23310, 23345, 23828, 24012, 24679, 25530, 28014, 28980, 29785, 30015, 30044, 30636, 32190, 35742, 36540, 37555, 38295, 38628, 40020, 42021, 45066, 46620, 46690, 48285, 49358, 51060, 53613, 56028, 59570, 60030, 64380, 67599, 70035, 71484, 74037, 75110, 76590, 84042, 89355, 90132, 93380, 96570, 98716, 107226, 112665, 119140, 120060, 123395, 135198, 140070, 148074, 150220, 153180, 168084, 172753, 178710, 193140, 210105, 214452, 222111, 225330, 246790, 268065, 270396, 280140, 296148, 337995, 345506, 357420, 370185, 420210, 444222, 450660, 493580, 518259, 536130, 675990, 691012, 740370, 840420, 863765, 888444, 1036518, 1072260, 1110555, 1351980, 1480740, 1554777, 1727530, 2073036, 2221110, 2591295, 3109554, 3455060, 4442220, 5182590, 6219108, 7773885, 10365180, 15547770, 31095540]

約数ペア:

[(1, 31095540), (2, 15547770), (3, 10365180), (4, 7773885), (5, 6219108), (6, 5182590), (7, 4442220), (9, 3455060), (10, 3109554), (12, 2591295), (14, 2221110), (15, 2073036), (18, 1727530), (20, 1554777), (21, 1480740), (23, 1351980), (28, 1110555), (29, 1072260), (30, 1036518), (35, 888444), (36, 863765), (37, 840420), (42, 740370), (45, 691012), (46, 675990), (58, 536130), (60, 518259), (63, 493580), (69, 450660), (70, 444222), (74, 420210), (84, 370185), (87, 357420), (90, 345506), (92, 337995), (105, 296148), (111, 280140), (115, 270396), (116, 268065), (126, 246790), (138, 225330), (140, 222111), (145, 214452), (148, 210105), (161, 193140), (174, 178710), (180, 172753), (185, 168084), (203, 153180), (207, 150220), (210, 148074), (222, 140070), (230, 135198), (252, 123395), (259, 120060), (261, 119140), (276, 112665), (290, 107226), (315, 98716), (322, 96570), (333, 93380), (345, 90132), (348, 89355), (370, 84042), (406, 76590), (414, 75110), (420, 74037), (435, 71484), (444, 70035), (460, 67599), (483, 64380), (518, 60030), (522, 59570), (555, 56028), (580, 53613), (609, 51060), (630, 49358), (644, 48285), (666, 46690), (667, 46620), (690, 45066), (740, 42021), (777, 40020), (805, 38628), (812, 38295), (828, 37555), (851, 36540), (870, 35742), (966, 32190), (1015, 30636), (1035, 30044), (1036, 30015), (1044, 29785), (1073, 28980), (1110, 28014), (1218, 25530), (1260, 24679), (1295, 24012), (1305, 23828), (1332, 23345), (1334, 23310), (1380, 22533), (1449, 21460), (1554, 20010), (1610, 19314), (1665, 18676), (1702, 18270), (1740, 17871), (1827, 17020), (1932, 16095), (2001, 15540), (2030, 15318), (2070, 15022), (2146, 14490), (2220, 14007), (2331, 13340), (2415, 12876), (2436, 12765), (2553, 12180), (2590, 12006), (2610, 11914), (2668, 11655), (2898, 10730), (3045, 10212), (3108, 10005), (3219, 9660), (3220, 9657), (3330, 9338), (3335, 9324), (3404, 9135), (3654, 8510), (3885, 8004), (4002, 7770), (4060, 7659), (4140, 7511), (4255, 7308), (4292, 7245), (4662, 6670), (4669, 6660), (4830, 6438), (5106, 6090), (5180, 6003), (5220, 5957), (5365, 5796)]