163216620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:454

約数の個数: 240

約数和(自身を含む): 602521920

約数和(自身を除く): 439305300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 81, 84, 90, 105, 108, 111, 126, 135, 140, 148, 162, 180, 185, 189, 210, 222, 252, 259, 270, 315, 324, 333, 370, 378, 389, 405, 420, 444, 518, 540, 555, 567, 630, 666, 740, 756, 777, 778, 810, 945, 999, 1036, 1110, 1134, 1167, 1260, 1295, 1332, 1554, 1556, 1620, 1665, 1890, 1945, 1998, 2220, 2268, 2331, 2334, 2590, 2723, 2835, 2997, 3108, 3330, 3501, 3780, 3885, 3890, 3996, 4662, 4668, 4995, 5180, 5446, 5670, 5835, 5994, 6660, 6993, 7002, 7770, 7780, 8169, 9324, 9990, 10503, 10892, 11340, 11655, 11670, 11988, 13615, 13986, 14004, 14393, 14985, 15540, 16338, 17505, 19980, 20979, 21006, 23310, 23340, 24507, 27230, 27972, 28786, 29970, 31509, 32676, 34965, 35010, 40845, 41958, 42012, 43179, 46620, 49014, 52515, 54460, 57572, 59940, 63018, 69930, 70020, 71965, 73521, 81690, 83916, 86358, 98028, 100751, 104895, 105030, 122535, 126036, 129537, 139860, 143930, 147042, 157545, 163380, 172716, 201502, 209790, 210060, 215895, 220563, 245070, 259074, 287860, 294084, 302253, 315090, 367605, 388611, 403004, 419580, 431790, 441126, 490140, 503755, 518148, 604506, 630180, 647685, 735210, 777222, 863580, 882252, 906759, 1007510, 1102815, 1165833, 1209012, 1295370, 1470420, 1511265, 1554444, 1813518, 1943055, 2015020, 2205630, 2331666, 2590740, 2720277, 3022530, 3627036, 3886110, 4411260, 4533795, 4663332, 5440554, 5829165, 6045060, 7772220, 8160831, 9067590, 10881108, 11658330, 13601385, 16321662, 18135180, 23316660, 27202770, 32643324, 40804155, 54405540, 81608310, 163216620]

約数ペア:

[(1, 163216620), (2, 81608310), (3, 54405540), (4, 40804155), (5, 32643324), (6, 27202770), (7, 23316660), (9, 18135180), (10, 16321662), (12, 13601385), (14, 11658330), (15, 10881108), (18, 9067590), (20, 8160831), (21, 7772220), (27, 6045060), (28, 5829165), (30, 5440554), (35, 4663332), (36, 4533795), (37, 4411260), (42, 3886110), (45, 3627036), (54, 3022530), (60, 2720277), (63, 2590740), (70, 2331666), (74, 2205630), (81, 2015020), (84, 1943055), (90, 1813518), (105, 1554444), (108, 1511265), (111, 1470420), (126, 1295370), (135, 1209012), (140, 1165833), (148, 1102815), (162, 1007510), (180, 906759), (185, 882252), (189, 863580), (210, 777222), (222, 735210), (252, 647685), (259, 630180), (270, 604506), (315, 518148), (324, 503755), (333, 490140), (370, 441126), (378, 431790), (389, 419580), (405, 403004), (420, 388611), (444, 367605), (518, 315090), (540, 302253), (555, 294084), (567, 287860), (630, 259074), (666, 245070), (740, 220563), (756, 215895), (777, 210060), (778, 209790), (810, 201502), (945, 172716), (999, 163380), (1036, 157545), (1110, 147042), (1134, 143930), (1167, 139860), (1260, 129537), (1295, 126036), (1332, 122535), (1554, 105030), (1556, 104895), (1620, 100751), (1665, 98028), (1890, 86358), (1945, 83916), (1998, 81690), (2220, 73521), (2268, 71965), (2331, 70020), (2334, 69930), (2590, 63018), (2723, 59940), (2835, 57572), (2997, 54460), (3108, 52515), (3330, 49014), (3501, 46620), (3780, 43179), (3885, 42012), (3890, 41958), (3996, 40845), (4662, 35010), (4668, 34965), (4995, 32676), (5180, 31509), (5446, 29970), (5670, 28786), (5835, 27972), (5994, 27230), (6660, 24507), (6993, 23340), (7002, 23310), (7770, 21006), (7780, 20979), (8169, 19980), (9324, 17505), (9990, 16338), (10503, 15540), (10892, 14985), (11340, 14393), (11655, 14004), (11670, 13986), (11988, 13615)]