8328840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 28425600

約数和(自身を除く): 20096760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 281, 285, 312, 380, 390, 456, 494, 520, 562, 570, 741, 760, 780, 843, 988, 1124, 1140, 1235, 1405, 1482, 1560, 1686, 1976, 2248, 2280, 2470, 2810, 2964, 3372, 3653, 3705, 4215, 4940, 5339, 5620, 5928, 6744, 7306, 7410, 8430, 9880, 10678, 10959, 11240, 14612, 14820, 16017, 16860, 18265, 21356, 21918, 26695, 29224, 29640, 32034, 33720, 36530, 42712, 43836, 53390, 54795, 64068, 69407, 73060, 80085, 87672, 106780, 109590, 128136, 138814, 146120, 160170, 208221, 213560, 219180, 277628, 320340, 347035, 416442, 438360, 555256, 640680, 694070, 832884, 1041105, 1388140, 1665768, 2082210, 2776280, 4164420, 8328840]

約数ペア:

[(1, 8328840), (2, 4164420), (3, 2776280), (4, 2082210), (5, 1665768), (6, 1388140), (8, 1041105), (10, 832884), (12, 694070), (13, 640680), (15, 555256), (19, 438360), (20, 416442), (24, 347035), (26, 320340), (30, 277628), (38, 219180), (39, 213560), (40, 208221), (52, 160170), (57, 146120), (60, 138814), (65, 128136), (76, 109590), (78, 106780), (95, 87672), (104, 80085), (114, 73060), (120, 69407), (130, 64068), (152, 54795), (156, 53390), (190, 43836), (195, 42712), (228, 36530), (247, 33720), (260, 32034), (281, 29640), (285, 29224), (312, 26695), (380, 21918), (390, 21356), (456, 18265), (494, 16860), (520, 16017), (562, 14820), (570, 14612), (741, 11240), (760, 10959), (780, 10678), (843, 9880), (988, 8430), (1124, 7410), (1140, 7306), (1235, 6744), (1405, 5928), (1482, 5620), (1560, 5339), (1686, 4940), (1976, 4215), (2248, 3705), (2280, 3653), (2470, 3372), (2810, 2964)]