309275520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2140

約数の個数: 128

約数和(自身を含む): 998784000

約数和(自身を除く): 689508480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 316, 320, 384, 395, 474, 480, 632, 640, 790, 948, 960, 1185, 1264, 1580, 1896, 1920, 2039, 2370, 2528, 3160, 3792, 4078, 4740, 5056, 6117, 6320, 7584, 8156, 9480, 10112, 10195, 12234, 12640, 15168, 16312, 18960, 20390, 24468, 25280, 30336, 30585, 32624, 37920, 40780, 48936, 50560, 61170, 65248, 75840, 81560, 97872, 122340, 130496, 151680, 161081, 163120, 195744, 244680, 260992, 322162, 326240, 391488, 483243, 489360, 644324, 652480, 782976, 805405, 966486, 978720, 1288648, 1304960, 1610810, 1932972, 1957440, 2416215, 2577296, 3221620, 3865944, 3914880, 4832430, 5154592, 6443240, 7731888, 9664860, 10309184, 12886480, 15463776, 19329720, 20618368, 25772960, 30927552, 38659440, 51545920, 61855104, 77318880, 103091840, 154637760, 309275520]

約数ペア:

[(1, 309275520), (2, 154637760), (3, 103091840), (4, 77318880), (5, 61855104), (6, 51545920), (8, 38659440), (10, 30927552), (12, 25772960), (15, 20618368), (16, 19329720), (20, 15463776), (24, 12886480), (30, 10309184), (32, 9664860), (40, 7731888), (48, 6443240), (60, 5154592), (64, 4832430), (79, 3914880), (80, 3865944), (96, 3221620), (120, 2577296), (128, 2416215), (158, 1957440), (160, 1932972), (192, 1610810), (237, 1304960), (240, 1288648), (316, 978720), (320, 966486), (384, 805405), (395, 782976), (474, 652480), (480, 644324), (632, 489360), (640, 483243), (790, 391488), (948, 326240), (960, 322162), (1185, 260992), (1264, 244680), (1580, 195744), (1896, 163120), (1920, 161081), (2039, 151680), (2370, 130496), (2528, 122340), (3160, 97872), (3792, 81560), (4078, 75840), (4740, 65248), (5056, 61170), (6117, 50560), (6320, 48936), (7584, 40780), (8156, 37920), (9480, 32624), (10112, 30585), (10195, 30336), (12234, 25280), (12640, 24468), (15168, 20390), (16312, 18960)]