18574720120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:390

約数の個数: 256

約数和(自身を含む): 48364646400

約数和(自身を除く): 29789926280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 97, 101, 110, 124, 139, 155, 194, 202, 220, 248, 278, 310, 341, 388, 404, 440, 485, 505, 556, 620, 682, 695, 776, 808, 970, 1010, 1067, 1111, 1112, 1240, 1364, 1390, 1529, 1705, 1940, 2020, 2134, 2222, 2728, 2780, 3007, 3058, 3131, 3410, 3880, 4040, 4268, 4309, 4444, 5335, 5555, 5560, 6014, 6116, 6262, 6820, 7645, 8536, 8618, 8888, 9797, 10670, 11110, 12028, 12232, 12524, 13483, 13640, 14039, 15035, 15290, 15655, 17236, 19594, 21340, 21545, 22220, 24056, 25048, 26966, 28078, 30070, 30580, 31310, 33077, 34441, 34472, 39188, 42680, 43090, 44440, 47399, 48985, 53932, 56156, 60140, 61160, 62620, 66154, 67415, 68882, 70195, 78376, 86180, 94798, 97970, 107767, 107864, 112312, 120280, 125240, 132308, 134830, 137764, 140390, 148313, 154429, 165385, 172205, 172360, 189596, 195940, 215534, 236995, 264616, 269660, 275528, 280780, 296626, 303707, 308858, 330770, 344410, 379192, 391880, 417973, 431068, 435209, 473990, 538835, 539320, 561560, 593252, 607414, 617716, 661540, 688820, 741565, 772145, 835946, 862136, 870418, 947980, 1077670, 1186504, 1214828, 1235432, 1323080, 1361783, 1377640, 1483130, 1518535, 1544290, 1671892, 1740836, 1895960, 2089865, 2155340, 2176045, 2429656, 2723566, 2966260, 3037070, 3088580, 3340777, 3343784, 3481672, 4179730, 4310680, 4352090, 4597703, 4787299, 5447132, 5932520, 6074140, 6177160, 6681554, 6808915, 8359460, 8704180, 9195406, 9574598, 10894264, 12148280, 13363108, 13617830, 14979613, 16703885, 16718920, 17408360, 18390812, 19149196, 22988515, 23936495, 26726216, 27235660, 29959226, 33407770, 36781624, 38298392, 42215273, 45977030, 47872990, 54471320, 59918452, 66815540, 74898065, 84430546, 91954060, 95745980, 119836904, 133631080, 149796130, 168861092, 183908120, 191491960, 211076365, 299592260, 337722184, 422152730, 464368003, 599184520, 844305460, 928736006, 1688610920, 1857472012, 2321840015, 3714944024, 4643680030, 9287360060, 18574720120]

約数ペア:

[(1, 18574720120), (2, 9287360060), (4, 4643680030), (5, 3714944024), (8, 2321840015), (10, 1857472012), (11, 1688610920), (20, 928736006), (22, 844305460), (31, 599184520), (40, 464368003), (44, 422152730), (55, 337722184), (62, 299592260), (88, 211076365), (97, 191491960), (101, 183908120), (110, 168861092), (124, 149796130), (139, 133631080), (155, 119836904), (194, 95745980), (202, 91954060), (220, 84430546), (248, 74898065), (278, 66815540), (310, 59918452), (341, 54471320), (388, 47872990), (404, 45977030), (440, 42215273), (485, 38298392), (505, 36781624), (556, 33407770), (620, 29959226), (682, 27235660), (695, 26726216), (776, 23936495), (808, 22988515), (970, 19149196), (1010, 18390812), (1067, 17408360), (1111, 16718920), (1112, 16703885), (1240, 14979613), (1364, 13617830), (1390, 13363108), (1529, 12148280), (1705, 10894264), (1940, 9574598), (2020, 9195406), (2134, 8704180), (2222, 8359460), (2728, 6808915), (2780, 6681554), (3007, 6177160), (3058, 6074140), (3131, 5932520), (3410, 5447132), (3880, 4787299), (4040, 4597703), (4268, 4352090), (4309, 4310680), (4444, 4179730), (5335, 3481672), (5555, 3343784), (5560, 3340777), (6014, 3088580), (6116, 3037070), (6262, 2966260), (6820, 2723566), (7645, 2429656), (8536, 2176045), (8618, 2155340), (8888, 2089865), (9797, 1895960), (10670, 1740836), (11110, 1671892), (12028, 1544290), (12232, 1518535), (12524, 1483130), (13483, 1377640), (13640, 1361783), (14039, 1323080), (15035, 1235432), (15290, 1214828), (15655, 1186504), (17236, 1077670), (19594, 947980), (21340, 870418), (21545, 862136), (22220, 835946), (24056, 772145), (25048, 741565), (26966, 688820), (28078, 661540), (30070, 617716), (30580, 607414), (31310, 593252), (33077, 561560), (34441, 539320), (34472, 538835), (39188, 473990), (42680, 435209), (43090, 431068), (44440, 417973), (47399, 391880), (48985, 379192), (53932, 344410), (56156, 330770), (60140, 308858), (61160, 303707), (62620, 296626), (66154, 280780), (67415, 275528), (68882, 269660), (70195, 264616), (78376, 236995), (86180, 215534), (94798, 195940), (97970, 189596), (107767, 172360), (107864, 172205), (112312, 165385), (120280, 154429), (125240, 148313), (132308, 140390), (134830, 137764)]