18931920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 49635120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 191, 210, 236, 240, 280, 295, 336, 354, 382, 413, 420, 472, 560, 573, 590, 708, 764, 826, 840, 885, 944, 955, 1146, 1180, 1239, 1337, 1416, 1528, 1652, 1680, 1770, 1910, 2065, 2292, 2360, 2478, 2674, 2832, 2865, 3056, 3304, 3540, 3820, 4011, 4130, 4584, 4720, 4956, 5348, 5730, 6195, 6608, 6685, 7080, 7640, 8022, 8260, 9168, 9912, 10696, 11269, 11460, 12390, 13370, 14160, 15280, 16044, 16520, 19824, 20055, 21392, 22538, 22920, 24780, 26740, 32088, 33040, 33807, 40110, 45076, 45840, 49560, 53480, 56345, 64176, 67614, 78883, 80220, 90152, 99120, 106960, 112690, 135228, 157766, 160440, 169035, 180304, 225380, 236649, 270456, 315532, 320880, 338070, 394415, 450760, 473298, 540912, 631064, 676140, 788830, 901520, 946596, 1183245, 1262128, 1352280, 1577660, 1893192, 2366490, 2704560, 3155320, 3786384, 4732980, 6310640, 9465960, 18931920]

約数ペア:

[(1, 18931920), (2, 9465960), (3, 6310640), (4, 4732980), (5, 3786384), (6, 3155320), (7, 2704560), (8, 2366490), (10, 1893192), (12, 1577660), (14, 1352280), (15, 1262128), (16, 1183245), (20, 946596), (21, 901520), (24, 788830), (28, 676140), (30, 631064), (35, 540912), (40, 473298), (42, 450760), (48, 394415), (56, 338070), (59, 320880), (60, 315532), (70, 270456), (80, 236649), (84, 225380), (105, 180304), (112, 169035), (118, 160440), (120, 157766), (140, 135228), (168, 112690), (177, 106960), (191, 99120), (210, 90152), (236, 80220), (240, 78883), (280, 67614), (295, 64176), (336, 56345), (354, 53480), (382, 49560), (413, 45840), (420, 45076), (472, 40110), (560, 33807), (573, 33040), (590, 32088), (708, 26740), (764, 24780), (826, 22920), (840, 22538), (885, 21392), (944, 20055), (955, 19824), (1146, 16520), (1180, 16044), (1239, 15280), (1337, 14160), (1416, 13370), (1528, 12390), (1652, 11460), (1680, 11269), (1770, 10696), (1910, 9912), (2065, 9168), (2292, 8260), (2360, 8022), (2478, 7640), (2674, 7080), (2832, 6685), (2865, 6608), (3056, 6195), (3304, 5730), (3540, 5348), (3820, 4956), (4011, 4720), (4130, 4584)]