306547920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{8689}}^1$

素因数の和:8722

約数の個数: 180

約数和(自身を含む): 1197707940

約数和(自身を除く): 891160020

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8689, 8820, 11760, 17378, 17640, 26067, 34756, 35280, 43445, 52134, 60823, 69512, 78201, 86890, 104268, 121646, 130335, 139024, 156402, 173780, 182469, 208536, 243292, 260670, 304115, 312804, 347560, 364938, 391005, 417072, 425761, 486584, 521340, 547407, 608230, 625608, 695120, 729876, 782010, 851522, 912345, 973168, 1042680, 1094814, 1216460, 1251216, 1277283, 1459752, 1564020, 1703044, 1824690, 2085360, 2128805, 2189628, 2432920, 2554566, 2737035, 2919504, 3128040, 3406088, 3649380, 3831849, 4257610, 4379256, 4865840, 5109132, 5474070, 6256080, 6386415, 6812176, 7298760, 7663698, 8515220, 8758512, 10218264, 10948140, 12772830, 14597520, 15327396, 17030440, 19159245, 20436528, 21896280, 25545660, 30654792, 34060880, 38318490, 43792560, 51091320, 61309584, 76636980, 102182640, 153273960, 306547920]

約数ペア:

[(1, 306547920), (2, 153273960), (3, 102182640), (4, 76636980), (5, 61309584), (6, 51091320), (7, 43792560), (8, 38318490), (9, 34060880), (10, 30654792), (12, 25545660), (14, 21896280), (15, 20436528), (16, 19159245), (18, 17030440), (20, 15327396), (21, 14597520), (24, 12772830), (28, 10948140), (30, 10218264), (35, 8758512), (36, 8515220), (40, 7663698), (42, 7298760), (45, 6812176), (48, 6386415), (49, 6256080), (56, 5474070), (60, 5109132), (63, 4865840), (70, 4379256), (72, 4257610), (80, 3831849), (84, 3649380), (90, 3406088), (98, 3128040), (105, 2919504), (112, 2737035), (120, 2554566), (126, 2432920), (140, 2189628), (144, 2128805), (147, 2085360), (168, 1824690), (180, 1703044), (196, 1564020), (210, 1459752), (240, 1277283), (245, 1251216), (252, 1216460), (280, 1094814), (294, 1042680), (315, 973168), (336, 912345), (360, 851522), (392, 782010), (420, 729876), (441, 695120), (490, 625608), (504, 608230), (560, 547407), (588, 521340), (630, 486584), (720, 425761), (735, 417072), (784, 391005), (840, 364938), (882, 347560), (980, 312804), (1008, 304115), (1176, 260670), (1260, 243292), (1470, 208536), (1680, 182469), (1764, 173780), (1960, 156402), (2205, 139024), (2352, 130335), (2520, 121646), (2940, 104268), (3528, 86890), (3920, 78201), (4410, 69512), (5040, 60823), (5880, 52134), (7056, 43445), (8689, 35280), (8820, 34756), (11760, 26067), (17378, 17640)]