248431920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:843

約数の個数: 160

約数和(自身を含む): 847445760

約数和(自身を除く): 599013840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 139, 165, 176, 220, 240, 264, 278, 330, 417, 440, 528, 556, 660, 677, 695, 834, 880, 1112, 1320, 1354, 1390, 1529, 1668, 2031, 2085, 2224, 2640, 2708, 2780, 3058, 3336, 3385, 4062, 4170, 4587, 5416, 5560, 6116, 6672, 6770, 7447, 7645, 8124, 8340, 9174, 10155, 10832, 11120, 12232, 13540, 14894, 15290, 16248, 16680, 18348, 20310, 22341, 22935, 24464, 27080, 29788, 30580, 32496, 33360, 36696, 37235, 40620, 44682, 45870, 54160, 59576, 61160, 73392, 74470, 81240, 89364, 91740, 94103, 111705, 119152, 122320, 148940, 162480, 178728, 183480, 188206, 223410, 282309, 297880, 357456, 366960, 376412, 446820, 470515, 564618, 595760, 752824, 893640, 941030, 1035133, 1129236, 1411545, 1505648, 1787280, 1882060, 2070266, 2258472, 2823090, 3105399, 3764120, 4140532, 4516944, 5175665, 5646180, 6210798, 7528240, 8281064, 10351330, 11292360, 12421596, 15526995, 16562128, 20702660, 22584720, 24843192, 31053990, 41405320, 49686384, 62107980, 82810640, 124215960, 248431920]

約数ペア:

[(1, 248431920), (2, 124215960), (3, 82810640), (4, 62107980), (5, 49686384), (6, 41405320), (8, 31053990), (10, 24843192), (11, 22584720), (12, 20702660), (15, 16562128), (16, 15526995), (20, 12421596), (22, 11292360), (24, 10351330), (30, 8281064), (33, 7528240), (40, 6210798), (44, 5646180), (48, 5175665), (55, 4516944), (60, 4140532), (66, 3764120), (80, 3105399), (88, 2823090), (110, 2258472), (120, 2070266), (132, 1882060), (139, 1787280), (165, 1505648), (176, 1411545), (220, 1129236), (240, 1035133), (264, 941030), (278, 893640), (330, 752824), (417, 595760), (440, 564618), (528, 470515), (556, 446820), (660, 376412), (677, 366960), (695, 357456), (834, 297880), (880, 282309), (1112, 223410), (1320, 188206), (1354, 183480), (1390, 178728), (1529, 162480), (1668, 148940), (2031, 122320), (2085, 119152), (2224, 111705), (2640, 94103), (2708, 91740), (2780, 89364), (3058, 81240), (3336, 74470), (3385, 73392), (4062, 61160), (4170, 59576), (4587, 54160), (5416, 45870), (5560, 44682), (6116, 40620), (6672, 37235), (6770, 36696), (7447, 33360), (7645, 32496), (8124, 30580), (8340, 29788), (9174, 27080), (10155, 24464), (10832, 22935), (11120, 22341), (12232, 20310), (13540, 18348), (14894, 16680), (15290, 16248)]