30217500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:126

約数の個数: 180

約数和(自身を含む): 102342240

約数和(自身を除く): 72124740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 79, 85, 90, 100, 102, 125, 150, 153, 158, 170, 180, 204, 225, 237, 250, 255, 300, 306, 316, 340, 375, 395, 425, 450, 474, 500, 510, 612, 625, 711, 750, 765, 790, 850, 900, 948, 1020, 1125, 1185, 1250, 1275, 1343, 1422, 1500, 1530, 1580, 1700, 1875, 1975, 2125, 2250, 2370, 2500, 2550, 2686, 2844, 3060, 3555, 3750, 3825, 3950, 4029, 4250, 4500, 4740, 5100, 5372, 5625, 5925, 6375, 6715, 7110, 7500, 7650, 7900, 8058, 8500, 9875, 10625, 11250, 11850, 12087, 12750, 13430, 14220, 15300, 16116, 17775, 19125, 19750, 20145, 21250, 22500, 23700, 24174, 25500, 26860, 29625, 31875, 33575, 35550, 38250, 39500, 40290, 42500, 48348, 49375, 59250, 60435, 63750, 67150, 71100, 76500, 80580, 88875, 95625, 98750, 100725, 118500, 120870, 127500, 134300, 148125, 167875, 177750, 191250, 197500, 201450, 241740, 296250, 302175, 335750, 355500, 382500, 402900, 444375, 503625, 592500, 604350, 671500, 839375, 888750, 1007250, 1208700, 1510875, 1678750, 1777500, 2014500, 2518125, 3021750, 3357500, 5036250, 6043500, 7554375, 10072500, 15108750, 30217500]

約数ペア:

[(1, 30217500), (2, 15108750), (3, 10072500), (4, 7554375), (5, 6043500), (6, 5036250), (9, 3357500), (10, 3021750), (12, 2518125), (15, 2014500), (17, 1777500), (18, 1678750), (20, 1510875), (25, 1208700), (30, 1007250), (34, 888750), (36, 839375), (45, 671500), (50, 604350), (51, 592500), (60, 503625), (68, 444375), (75, 402900), (79, 382500), (85, 355500), (90, 335750), (100, 302175), (102, 296250), (125, 241740), (150, 201450), (153, 197500), (158, 191250), (170, 177750), (180, 167875), (204, 148125), (225, 134300), (237, 127500), (250, 120870), (255, 118500), (300, 100725), (306, 98750), (316, 95625), (340, 88875), (375, 80580), (395, 76500), (425, 71100), (450, 67150), (474, 63750), (500, 60435), (510, 59250), (612, 49375), (625, 48348), (711, 42500), (750, 40290), (765, 39500), (790, 38250), (850, 35550), (900, 33575), (948, 31875), (1020, 29625), (1125, 26860), (1185, 25500), (1250, 24174), (1275, 23700), (1343, 22500), (1422, 21250), (1500, 20145), (1530, 19750), (1580, 19125), (1700, 17775), (1875, 16116), (1975, 15300), (2125, 14220), (2250, 13430), (2370, 12750), (2500, 12087), (2550, 11850), (2686, 11250), (2844, 10625), (3060, 9875), (3555, 8500), (3750, 8058), (3825, 7900), (3950, 7650), (4029, 7500), (4250, 7110), (4500, 6715), (4740, 6375), (5100, 5925), (5372, 5625)]