158871720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:728

約数の個数: 192

約数和(自身を含む): 568814400

約数和(自身を除く): 409942680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 49, 56, 60, 70, 82, 84, 98, 105, 120, 123, 140, 147, 164, 168, 196, 205, 210, 245, 246, 280, 287, 294, 328, 392, 410, 420, 490, 492, 574, 588, 615, 659, 735, 820, 840, 861, 980, 984, 1148, 1176, 1230, 1318, 1435, 1470, 1640, 1722, 1960, 1977, 2009, 2296, 2460, 2636, 2870, 2940, 3295, 3444, 3954, 4018, 4305, 4613, 4920, 5272, 5740, 5880, 6027, 6590, 6888, 7908, 8036, 8610, 9226, 9885, 10045, 11480, 12054, 13180, 13839, 15816, 16072, 17220, 18452, 19770, 20090, 23065, 24108, 26360, 27019, 27678, 30135, 32291, 34440, 36904, 39540, 40180, 46130, 48216, 54038, 55356, 60270, 64582, 69195, 79080, 80360, 81057, 92260, 96873, 108076, 110712, 120540, 129164, 135095, 138390, 161455, 162114, 184520, 189133, 193746, 216152, 241080, 258328, 270190, 276780, 322910, 324228, 378266, 387492, 405285, 484365, 540380, 553560, 567399, 645820, 648456, 756532, 774984, 810570, 945665, 968730, 1080760, 1134798, 1291640, 1323931, 1513064, 1621140, 1891330, 1937460, 2269596, 2647862, 2836995, 3242280, 3782660, 3874920, 3971793, 4539192, 5295724, 5673990, 6619655, 7565320, 7943586, 10591448, 11347980, 13239310, 15887172, 19858965, 22695960, 26478620, 31774344, 39717930, 52957240, 79435860, 158871720]

約数ペア:

[(1, 158871720), (2, 79435860), (3, 52957240), (4, 39717930), (5, 31774344), (6, 26478620), (7, 22695960), (8, 19858965), (10, 15887172), (12, 13239310), (14, 11347980), (15, 10591448), (20, 7943586), (21, 7565320), (24, 6619655), (28, 5673990), (30, 5295724), (35, 4539192), (40, 3971793), (41, 3874920), (42, 3782660), (49, 3242280), (56, 2836995), (60, 2647862), (70, 2269596), (82, 1937460), (84, 1891330), (98, 1621140), (105, 1513064), (120, 1323931), (123, 1291640), (140, 1134798), (147, 1080760), (164, 968730), (168, 945665), (196, 810570), (205, 774984), (210, 756532), (245, 648456), (246, 645820), (280, 567399), (287, 553560), (294, 540380), (328, 484365), (392, 405285), (410, 387492), (420, 378266), (490, 324228), (492, 322910), (574, 276780), (588, 270190), (615, 258328), (659, 241080), (735, 216152), (820, 193746), (840, 189133), (861, 184520), (980, 162114), (984, 161455), (1148, 138390), (1176, 135095), (1230, 129164), (1318, 120540), (1435, 110712), (1470, 108076), (1640, 96873), (1722, 92260), (1960, 81057), (1977, 80360), (2009, 79080), (2296, 69195), (2460, 64582), (2636, 60270), (2870, 55356), (2940, 54038), (3295, 48216), (3444, 46130), (3954, 40180), (4018, 39540), (4305, 36904), (4613, 34440), (4920, 32291), (5272, 30135), (5740, 27678), (5880, 27019), (6027, 26360), (6590, 24108), (6888, 23065), (7908, 20090), (8036, 19770), (8610, 18452), (9226, 17220), (9885, 16072), (10045, 15816), (11480, 13839), (12054, 13180)]