27940440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:433

約数の個数: 128

約数和(自身を含む): 93208320

約数和(自身を除く): 65267880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 61, 66, 88, 110, 120, 122, 132, 165, 183, 220, 244, 264, 305, 330, 347, 366, 440, 488, 610, 660, 671, 694, 732, 915, 1041, 1220, 1320, 1342, 1388, 1464, 1735, 1830, 2013, 2082, 2440, 2684, 2776, 3355, 3470, 3660, 3817, 4026, 4164, 5205, 5368, 6710, 6940, 7320, 7634, 8052, 8328, 10065, 10410, 11451, 13420, 13880, 15268, 16104, 19085, 20130, 20820, 21167, 22902, 26840, 30536, 38170, 40260, 41640, 42334, 45804, 57255, 63501, 76340, 80520, 84668, 91608, 105835, 114510, 127002, 152680, 169336, 211670, 229020, 232837, 254004, 317505, 423340, 458040, 465674, 508008, 635010, 698511, 846680, 931348, 1164185, 1270020, 1397022, 1862696, 2328370, 2540040, 2794044, 3492555, 4656740, 5588088, 6985110, 9313480, 13970220, 27940440]

約数ペア:

[(1, 27940440), (2, 13970220), (3, 9313480), (4, 6985110), (5, 5588088), (6, 4656740), (8, 3492555), (10, 2794044), (11, 2540040), (12, 2328370), (15, 1862696), (20, 1397022), (22, 1270020), (24, 1164185), (30, 931348), (33, 846680), (40, 698511), (44, 635010), (55, 508008), (60, 465674), (61, 458040), (66, 423340), (88, 317505), (110, 254004), (120, 232837), (122, 229020), (132, 211670), (165, 169336), (183, 152680), (220, 127002), (244, 114510), (264, 105835), (305, 91608), (330, 84668), (347, 80520), (366, 76340), (440, 63501), (488, 57255), (610, 45804), (660, 42334), (671, 41640), (694, 40260), (732, 38170), (915, 30536), (1041, 26840), (1220, 22902), (1320, 21167), (1342, 20820), (1388, 20130), (1464, 19085), (1735, 16104), (1830, 15268), (2013, 13880), (2082, 13420), (2440, 11451), (2684, 10410), (2776, 10065), (3355, 8328), (3470, 8052), (3660, 7634), (3817, 7320), (4026, 6940), (4164, 6710), (5205, 5368)]