20620894680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{3727}}^1$

素因数の和:3903

約数の個数: 256

約数和(自身を含む): 70861824000

約数和(自身を除く): 50240929320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 109, 120, 135, 141, 180, 188, 216, 218, 235, 270, 282, 327, 360, 376, 423, 436, 470, 540, 545, 564, 654, 705, 846, 872, 940, 981, 1080, 1090, 1128, 1269, 1308, 1410, 1635, 1692, 1880, 1962, 2115, 2180, 2538, 2616, 2820, 2943, 3270, 3384, 3727, 3924, 4230, 4360, 4905, 5076, 5123, 5640, 5886, 6345, 6540, 7454, 7848, 8460, 9810, 10152, 10246, 11181, 11772, 12690, 13080, 14715, 14908, 15369, 16920, 18635, 19620, 20492, 22362, 23544, 25380, 25615, 29430, 29816, 30738, 33543, 37270, 39240, 40984, 44724, 46107, 50760, 51230, 55905, 58860, 61476, 67086, 74540, 76845, 89448, 92214, 100629, 102460, 111810, 117720, 122952, 134172, 138321, 149080, 153690, 167715, 175169, 184428, 201258, 204920, 223620, 230535, 268344, 276642, 307380, 335430, 350338, 368856, 402516, 406243, 447240, 461070, 503145, 525507, 553284, 614760, 670860, 691605, 700676, 805032, 812486, 875845, 922140, 1006290, 1051014, 1106568, 1218729, 1341720, 1383210, 1401352, 1576521, 1624972, 1751690, 1844280, 2012580, 2031215, 2102028, 2437458, 2627535, 2766420, 3153042, 3249944, 3503380, 3656187, 4025160, 4062430, 4204056, 4729563, 4874916, 5255070, 5532840, 6093645, 6306084, 7006760, 7312374, 7882605, 8124860, 9459126, 9749832, 10510140, 10968561, 12187290, 12612168, 14624748, 15765210, 16249720, 18280935, 18918252, 19093421, 21020280, 21937122, 23647815, 24374580, 29249496, 31530420, 36561870, 37836504, 38186842, 43874244, 47295630, 48749160, 54842805, 57280263, 63060840, 73123740, 76373684, 87748488, 94591260, 95467105, 109685610, 114560526, 146247480, 152747368, 171840789, 189182520, 190934210, 219371220, 229121052, 286401315, 343681578, 381868420, 438742440, 458242104, 515522367, 572802630, 687363156, 763736840, 859203945, 1031044734, 1145605260, 1374726312, 1718407890, 2062089468, 2291210520, 2577611835, 3436815780, 4124178936, 5155223670, 6873631560, 10310447340, 20620894680]

約数ペア:

[(1, 20620894680), (2, 10310447340), (3, 6873631560), (4, 5155223670), (5, 4124178936), (6, 3436815780), (8, 2577611835), (9, 2291210520), (10, 2062089468), (12, 1718407890), (15, 1374726312), (18, 1145605260), (20, 1031044734), (24, 859203945), (27, 763736840), (30, 687363156), (36, 572802630), (40, 515522367), (45, 458242104), (47, 438742440), (54, 381868420), (60, 343681578), (72, 286401315), (90, 229121052), (94, 219371220), (108, 190934210), (109, 189182520), (120, 171840789), (135, 152747368), (141, 146247480), (180, 114560526), (188, 109685610), (216, 95467105), (218, 94591260), (235, 87748488), (270, 76373684), (282, 73123740), (327, 63060840), (360, 57280263), (376, 54842805), (423, 48749160), (436, 47295630), (470, 43874244), (540, 38186842), (545, 37836504), (564, 36561870), (654, 31530420), (705, 29249496), (846, 24374580), (872, 23647815), (940, 21937122), (981, 21020280), (1080, 19093421), (1090, 18918252), (1128, 18280935), (1269, 16249720), (1308, 15765210), (1410, 14624748), (1635, 12612168), (1692, 12187290), (1880, 10968561), (1962, 10510140), (2115, 9749832), (2180, 9459126), (2538, 8124860), (2616, 7882605), (2820, 7312374), (2943, 7006760), (3270, 6306084), (3384, 6093645), (3727, 5532840), (3924, 5255070), (4230, 4874916), (4360, 4729563), (4905, 4204056), (5076, 4062430), (5123, 4025160), (5640, 3656187), (5886, 3503380), (6345, 3249944), (6540, 3153042), (7454, 2766420), (7848, 2627535), (8460, 2437458), (9810, 2102028), (10152, 2031215), (10246, 2012580), (11181, 1844280), (11772, 1751690), (12690, 1624972), (13080, 1576521), (14715, 1401352), (14908, 1383210), (15369, 1341720), (16920, 1218729), (18635, 1106568), (19620, 1051014), (20492, 1006290), (22362, 922140), (23544, 875845), (25380, 812486), (25615, 805032), (29430, 700676), (29816, 691605), (30738, 670860), (33543, 614760), (37270, 553284), (39240, 525507), (40984, 503145), (44724, 461070), (46107, 447240), (50760, 406243), (51230, 402516), (55905, 368856), (58860, 350338), (61476, 335430), (67086, 307380), (74540, 276642), (76845, 268344), (89448, 230535), (92214, 223620), (100629, 204920), (102460, 201258), (111810, 184428), (117720, 175169), (122952, 167715), (134172, 153690), (138321, 149080)]