179620798940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1\times {\mathrm{9463}}^1$

素因数の和:9760

約数の個数: 144

約数和(自身を含む): 436155632640

約数和(自身を除く): 256534833700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 239, 361, 380, 418, 478, 722, 836, 956, 1045, 1195, 1444, 1805, 2090, 2390, 2629, 3610, 3971, 4180, 4541, 4780, 5258, 7220, 7942, 9082, 9463, 10516, 13145, 15884, 18164, 18926, 19855, 22705, 26290, 37852, 39710, 45410, 47315, 49951, 52580, 79420, 86279, 90820, 94630, 99902, 104093, 172558, 179797, 189260, 199804, 208186, 249755, 345116, 359594, 416372, 431395, 499510, 520465, 719188, 862790, 898985, 949069, 999020, 1040930, 1725580, 1797970, 1898138, 1977767, 2081860, 2261657, 3416143, 3595940, 3796276, 3955534, 4523314, 4745345, 6832286, 7911068, 9046628, 9490690, 9888835, 11308285, 13664572, 17080715, 18981380, 19777670, 22616570, 24878227, 34161430, 37577573, 39555340, 42971483, 45233140, 49756454, 68322860, 75155146, 85942966, 99512908, 124391135, 150310292, 171885932, 187887865, 214857415, 248782270, 375775730, 429714830, 472686313, 497564540, 751551460, 816458177, 859429660, 945372626, 1632916354, 1890745252, 2363431565, 3265832708, 4082290885, 4726863130, 8164581770, 8981039947, 9453726260, 16329163540, 17962079894, 35924159788, 44905199735, 89810399470, 179620798940]

約数ペア:

[(1, 179620798940), (2, 89810399470), (4, 44905199735), (5, 35924159788), (10, 17962079894), (11, 16329163540), (19, 9453726260), (20, 8981039947), (22, 8164581770), (38, 4726863130), (44, 4082290885), (55, 3265832708), (76, 2363431565), (95, 1890745252), (110, 1632916354), (190, 945372626), (209, 859429660), (220, 816458177), (239, 751551460), (361, 497564540), (380, 472686313), (418, 429714830), (478, 375775730), (722, 248782270), (836, 214857415), (956, 187887865), (1045, 171885932), (1195, 150310292), (1444, 124391135), (1805, 99512908), (2090, 85942966), (2390, 75155146), (2629, 68322860), (3610, 49756454), (3971, 45233140), (4180, 42971483), (4541, 39555340), (4780, 37577573), (5258, 34161430), (7220, 24878227), (7942, 22616570), (9082, 19777670), (9463, 18981380), (10516, 17080715), (13145, 13664572), (15884, 11308285), (18164, 9888835), (18926, 9490690), (19855, 9046628), (22705, 7911068), (26290, 6832286), (37852, 4745345), (39710, 4523314), (45410, 3955534), (47315, 3796276), (49951, 3595940), (52580, 3416143), (79420, 2261657), (86279, 2081860), (90820, 1977767), (94630, 1898138), (99902, 1797970), (104093, 1725580), (172558, 1040930), (179797, 999020), (189260, 949069), (199804, 898985), (208186, 862790), (249755, 719188), (345116, 520465), (359594, 499510), (416372, 431395)]