79435860

素因数分解:

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

素因数の和:726

約数の個数: 144

約数和(自身を含む): 265446720

約数和(自身を除く): 186010860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 70, 82, 84, 98, 105, 123, 140, 147, 164, 196, 205, 210, 245, 246, 287, 294, 410, 420, 490, 492, 574, 588, 615, 659, 735, 820, 861, 980, 1148, 1230, 1318, 1435, 1470, 1722, 1977, 2009, 2460, 2636, 2870, 2940, 3295, 3444, 3954, 4018, 4305, 4613, 5740, 6027, 6590, 7908, 8036, 8610, 9226, 9885, 10045, 12054, 13180, 13839, 17220, 18452, 19770, 20090, 23065, 24108, 27019, 27678, 30135, 32291, 39540, 40180, 46130, 54038, 55356, 60270, 64582, 69195, 81057, 92260, 96873, 108076, 120540, 129164, 135095, 138390, 161455, 162114, 189133, 193746, 270190, 276780, 322910, 324228, 378266, 387492, 405285, 484365, 540380, 567399, 645820, 756532, 810570, 945665, 968730, 1134798, 1323931, 1621140, 1891330, 1937460, 2269596, 2647862, 2836995, 3782660, 3971793, 5295724, 5673990, 6619655, 7943586, 11347980, 13239310, 15887172, 19858965, 26478620, 39717930, 79435860]

約数ペア:

[(1, 79435860), (2, 39717930), (3, 26478620), (4, 19858965), (5, 15887172), (6, 13239310), (7, 11347980), (10, 7943586), (12, 6619655), (14, 5673990), (15, 5295724), (20, 3971793), (21, 3782660), (28, 2836995), (30, 2647862), (35, 2269596), (41, 1937460), (42, 1891330), (49, 1621140), (60, 1323931), (70, 1134798), (82, 968730), (84, 945665), (98, 810570), (105, 756532), (123, 645820), (140, 567399), (147, 540380), (164, 484365), (196, 405285), (205, 387492), (210, 378266), (245, 324228), (246, 322910), (287, 276780), (294, 270190), (410, 193746), (420, 189133), (490, 162114), (492, 161455), (574, 138390), (588, 135095), (615, 129164), (659, 120540), (735, 108076), (820, 96873), (861, 92260), (980, 81057), (1148, 69195), (1230, 64582), (1318, 60270), (1435, 55356), (1470, 54038), (1722, 46130), (1977, 40180), (2009, 39540), (2460, 32291), (2636, 30135), (2870, 27678), (2940, 27019), (3295, 24108), (3444, 23065), (3954, 20090), (4018, 19770), (4305, 18452), (4613, 17220), (5740, 13839), (6027, 13180), (6590, 12054), (7908, 10045), (8036, 9885), (8610, 9226)]