161302020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{677}}^1$

素因数の和:738

約数の個数: 144

約数和(自身を含む): 520769088

約数和(自身を除く): 359467068

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 361, 380, 418, 570, 627, 660, 677, 722, 836, 1045, 1083, 1140, 1254, 1354, 1444, 1805, 2031, 2090, 2166, 2508, 2708, 3135, 3385, 3610, 3971, 4062, 4180, 4332, 5415, 6270, 6770, 7220, 7447, 7942, 8124, 10155, 10830, 11913, 12540, 12863, 13540, 14894, 15884, 19855, 20310, 21660, 22341, 23826, 25726, 29788, 37235, 38589, 39710, 40620, 44682, 47652, 51452, 59565, 64315, 74470, 77178, 79420, 89364, 111705, 119130, 128630, 141493, 148940, 154356, 192945, 223410, 238260, 244397, 257260, 282986, 385890, 424479, 446820, 488794, 565972, 707465, 733191, 771780, 848958, 977588, 1221985, 1414930, 1466382, 1697916, 2122395, 2443970, 2688367, 2829860, 2932764, 3665955, 4244790, 4887940, 5376734, 7331910, 8065101, 8489580, 10753468, 13441835, 14663820, 16130202, 26883670, 32260404, 40325505, 53767340, 80651010, 161302020]

約数ペア:

[(1, 161302020), (2, 80651010), (3, 53767340), (4, 40325505), (5, 32260404), (6, 26883670), (10, 16130202), (11, 14663820), (12, 13441835), (15, 10753468), (19, 8489580), (20, 8065101), (22, 7331910), (30, 5376734), (33, 4887940), (38, 4244790), (44, 3665955), (55, 2932764), (57, 2829860), (60, 2688367), (66, 2443970), (76, 2122395), (95, 1697916), (110, 1466382), (114, 1414930), (132, 1221985), (165, 977588), (190, 848958), (209, 771780), (220, 733191), (228, 707465), (285, 565972), (330, 488794), (361, 446820), (380, 424479), (418, 385890), (570, 282986), (627, 257260), (660, 244397), (677, 238260), (722, 223410), (836, 192945), (1045, 154356), (1083, 148940), (1140, 141493), (1254, 128630), (1354, 119130), (1444, 111705), (1805, 89364), (2031, 79420), (2090, 77178), (2166, 74470), (2508, 64315), (2708, 59565), (3135, 51452), (3385, 47652), (3610, 44682), (3971, 40620), (4062, 39710), (4180, 38589), (4332, 37235), (5415, 29788), (6270, 25726), (6770, 23826), (7220, 22341), (7447, 21660), (7942, 20310), (8124, 19855), (10155, 15884), (10830, 14894), (11913, 13540), (12540, 12863)]