1649163900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 216

約数和(自身を含む): 5168974720

約数和(自身を除く): 3519810820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 53, 57, 60, 75, 76, 95, 100, 103, 106, 114, 150, 159, 190, 206, 212, 228, 265, 285, 300, 309, 318, 380, 412, 475, 515, 530, 570, 618, 636, 795, 950, 1007, 1030, 1060, 1140, 1236, 1325, 1425, 1545, 1590, 1900, 1957, 2014, 2060, 2575, 2650, 2809, 2850, 3021, 3090, 3180, 3914, 3975, 4028, 5035, 5150, 5300, 5459, 5618, 5700, 5871, 6042, 6180, 7725, 7828, 7950, 8427, 9785, 10070, 10300, 10918, 11236, 11742, 12084, 14045, 15105, 15450, 15900, 16377, 16854, 19570, 20140, 21836, 23484, 25175, 27295, 28090, 29355, 30210, 30900, 32754, 33708, 39140, 42135, 48925, 50350, 53371, 54590, 56180, 58710, 60420, 65508, 70225, 75525, 81885, 84270, 97850, 100700, 103721, 106742, 109180, 117420, 136475, 140450, 146775, 151050, 160113, 163770, 168540, 195700, 207442, 210675, 213484, 266855, 272950, 280900, 289327, 293550, 302100, 311163, 320226, 327540, 409425, 414884, 421350, 518605, 533710, 545900, 578654, 587100, 622326, 640452, 800565, 818850, 842700, 867981, 1037210, 1067420, 1157308, 1244652, 1334275, 1446635, 1555815, 1601130, 1637700, 1735962, 2074420, 2593025, 2668550, 2893270, 3111630, 3202260, 3471924, 4002825, 4339905, 5186050, 5337100, 5497213, 5786540, 6223260, 7233175, 7779075, 8005650, 8679810, 10372100, 10994426, 14466350, 15558150, 16011300, 16491639, 17359620, 21699525, 21988852, 27486065, 28932700, 31116300, 32983278, 43399050, 54972130, 65966556, 82458195, 86798100, 109944260, 137430325, 164916390, 274860650, 329832780, 412290975, 549721300, 824581950, 1649163900]

約数ペア:

[(1, 1649163900), (2, 824581950), (3, 549721300), (4, 412290975), (5, 329832780), (6, 274860650), (10, 164916390), (12, 137430325), (15, 109944260), (19, 86798100), (20, 82458195), (25, 65966556), (30, 54972130), (38, 43399050), (50, 32983278), (53, 31116300), (57, 28932700), (60, 27486065), (75, 21988852), (76, 21699525), (95, 17359620), (100, 16491639), (103, 16011300), (106, 15558150), (114, 14466350), (150, 10994426), (159, 10372100), (190, 8679810), (206, 8005650), (212, 7779075), (228, 7233175), (265, 6223260), (285, 5786540), (300, 5497213), (309, 5337100), (318, 5186050), (380, 4339905), (412, 4002825), (475, 3471924), (515, 3202260), (530, 3111630), (570, 2893270), (618, 2668550), (636, 2593025), (795, 2074420), (950, 1735962), (1007, 1637700), (1030, 1601130), (1060, 1555815), (1140, 1446635), (1236, 1334275), (1325, 1244652), (1425, 1157308), (1545, 1067420), (1590, 1037210), (1900, 867981), (1957, 842700), (2014, 818850), (2060, 800565), (2575, 640452), (2650, 622326), (2809, 587100), (2850, 578654), (3021, 545900), (3090, 533710), (3180, 518605), (3914, 421350), (3975, 414884), (4028, 409425), (5035, 327540), (5150, 320226), (5300, 311163), (5459, 302100), (5618, 293550), (5700, 289327), (5871, 280900), (6042, 272950), (6180, 266855), (7725, 213484), (7828, 210675), (7950, 207442), (8427, 195700), (9785, 168540), (10070, 163770), (10300, 160113), (10918, 151050), (11236, 146775), (11742, 140450), (12084, 136475), (14045, 117420), (15105, 109180), (15450, 106742), (15900, 103721), (16377, 100700), (16854, 97850), (19570, 84270), (20140, 81885), (21836, 75525), (23484, 70225), (25175, 65508), (27295, 60420), (28090, 58710), (29355, 56180), (30210, 54590), (30900, 53371), (32754, 50350), (33708, 48925), (39140, 42135)]