1988743440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{1753}}^1$

素因数の和:1961

約数の個数: 160

約数和(自身を含む): 6420481920

約数和(自身を除く): 4431738480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 163, 174, 232, 240, 290, 326, 348, 435, 464, 489, 580, 652, 696, 815, 870, 978, 1160, 1304, 1392, 1630, 1740, 1753, 1956, 2320, 2445, 2608, 3260, 3480, 3506, 3912, 4727, 4890, 5259, 6520, 6960, 7012, 7824, 8765, 9454, 9780, 10518, 13040, 14024, 14181, 17530, 18908, 19560, 21036, 23635, 26295, 28048, 28362, 35060, 37816, 39120, 42072, 47270, 50837, 52590, 56724, 70120, 70905, 75632, 84144, 94540, 101674, 105180, 113448, 140240, 141810, 152511, 189080, 203348, 210360, 226896, 254185, 283620, 285739, 305022, 378160, 406696, 420720, 508370, 567240, 571478, 610044, 762555, 813392, 857217, 1016740, 1134480, 1142956, 1220088, 1428695, 1525110, 1714434, 2033480, 2285912, 2440176, 2857390, 3050220, 3428868, 4066960, 4286085, 4571824, 5714780, 6100440, 6857736, 8286431, 8572170, 11429560, 12200880, 13715472, 16572862, 17144340, 22859120, 24859293, 33145724, 34288680, 41432155, 49718586, 66291448, 68577360, 82864310, 99437172, 124296465, 132582896, 165728620, 198874344, 248592930, 331457240, 397748688, 497185860, 662914480, 994371720, 1988743440]

約数ペア:

[(1, 1988743440), (2, 994371720), (3, 662914480), (4, 497185860), (5, 397748688), (6, 331457240), (8, 248592930), (10, 198874344), (12, 165728620), (15, 132582896), (16, 124296465), (20, 99437172), (24, 82864310), (29, 68577360), (30, 66291448), (40, 49718586), (48, 41432155), (58, 34288680), (60, 33145724), (80, 24859293), (87, 22859120), (116, 17144340), (120, 16572862), (145, 13715472), (163, 12200880), (174, 11429560), (232, 8572170), (240, 8286431), (290, 6857736), (326, 6100440), (348, 5714780), (435, 4571824), (464, 4286085), (489, 4066960), (580, 3428868), (652, 3050220), (696, 2857390), (815, 2440176), (870, 2285912), (978, 2033480), (1160, 1714434), (1304, 1525110), (1392, 1428695), (1630, 1220088), (1740, 1142956), (1753, 1134480), (1956, 1016740), (2320, 857217), (2445, 813392), (2608, 762555), (3260, 610044), (3480, 571478), (3506, 567240), (3912, 508370), (4727, 420720), (4890, 406696), (5259, 378160), (6520, 305022), (6960, 285739), (7012, 283620), (7824, 254185), (8765, 226896), (9454, 210360), (9780, 203348), (10518, 189080), (13040, 152511), (14024, 141810), (14181, 140240), (17530, 113448), (18908, 105180), (19560, 101674), (21036, 94540), (23635, 84144), (26295, 75632), (28048, 70905), (28362, 70120), (35060, 56724), (37816, 52590), (39120, 50837), (42072, 47270)]