30982920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 128

約数和(自身を含む): 99532800

約数和(自身を除く): 68549880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 107, 114, 120, 127, 152, 190, 214, 228, 254, 285, 321, 380, 381, 428, 456, 508, 535, 570, 635, 642, 760, 762, 856, 1016, 1070, 1140, 1270, 1284, 1524, 1605, 1905, 2033, 2140, 2280, 2413, 2540, 2568, 3048, 3210, 3810, 4066, 4280, 4826, 5080, 6099, 6420, 7239, 7620, 8132, 9652, 10165, 12065, 12198, 12840, 13589, 14478, 15240, 16264, 19304, 20330, 24130, 24396, 27178, 28956, 30495, 36195, 40660, 40767, 48260, 48792, 54356, 57912, 60990, 67945, 72390, 81320, 81534, 96520, 108712, 121980, 135890, 144780, 163068, 203835, 243960, 258191, 271780, 289560, 326136, 407670, 516382, 543560, 774573, 815340, 1032764, 1290955, 1549146, 1630680, 2065528, 2581910, 3098292, 3872865, 5163820, 6196584, 7745730, 10327640, 15491460, 30982920]

約数ペア:

[(1, 30982920), (2, 15491460), (3, 10327640), (4, 7745730), (5, 6196584), (6, 5163820), (8, 3872865), (10, 3098292), (12, 2581910), (15, 2065528), (19, 1630680), (20, 1549146), (24, 1290955), (30, 1032764), (38, 815340), (40, 774573), (57, 543560), (60, 516382), (76, 407670), (95, 326136), (107, 289560), (114, 271780), (120, 258191), (127, 243960), (152, 203835), (190, 163068), (214, 144780), (228, 135890), (254, 121980), (285, 108712), (321, 96520), (380, 81534), (381, 81320), (428, 72390), (456, 67945), (508, 60990), (535, 57912), (570, 54356), (635, 48792), (642, 48260), (760, 40767), (762, 40660), (856, 36195), (1016, 30495), (1070, 28956), (1140, 27178), (1270, 24396), (1284, 24130), (1524, 20330), (1605, 19304), (1905, 16264), (2033, 15240), (2140, 14478), (2280, 13589), (2413, 12840), (2540, 12198), (2568, 12065), (3048, 10165), (3210, 9652), (3810, 8132), (4066, 7620), (4280, 7239), (4826, 6420), (5080, 6099)]