79774920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 277992000

約数和(自身を除く): 198217080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 107, 109, 114, 120, 152, 171, 180, 190, 214, 218, 228, 285, 321, 327, 342, 360, 380, 428, 436, 456, 535, 545, 570, 642, 654, 684, 760, 855, 856, 872, 963, 981, 1070, 1090, 1140, 1284, 1308, 1368, 1605, 1635, 1710, 1926, 1962, 2033, 2071, 2140, 2180, 2280, 2568, 2616, 3210, 3270, 3420, 3852, 3924, 4066, 4142, 4280, 4360, 4815, 4905, 6099, 6213, 6420, 6540, 6840, 7704, 7848, 8132, 8284, 9630, 9810, 10165, 10355, 11663, 12198, 12426, 12840, 13080, 16264, 16568, 18297, 18639, 19260, 19620, 20330, 20710, 23326, 24396, 24852, 30495, 31065, 34989, 36594, 37278, 38520, 39240, 40660, 41420, 46652, 48792, 49704, 58315, 60990, 62130, 69978, 73188, 74556, 81320, 82840, 91485, 93195, 93304, 104967, 116630, 121980, 124260, 139956, 146376, 149112, 174945, 182970, 186390, 209934, 221597, 233260, 243960, 248520, 279912, 349890, 365940, 372780, 419868, 443194, 466520, 524835, 664791, 699780, 731880, 745560, 839736, 886388, 1049670, 1107985, 1329582, 1399560, 1772776, 1994373, 2099340, 2215970, 2659164, 3323955, 3988746, 4198680, 4431940, 5318328, 6647910, 7977492, 8863880, 9971865, 13295820, 15954984, 19943730, 26591640, 39887460, 79774920]

約数ペア:

[(1, 79774920), (2, 39887460), (3, 26591640), (4, 19943730), (5, 15954984), (6, 13295820), (8, 9971865), (9, 8863880), (10, 7977492), (12, 6647910), (15, 5318328), (18, 4431940), (19, 4198680), (20, 3988746), (24, 3323955), (30, 2659164), (36, 2215970), (38, 2099340), (40, 1994373), (45, 1772776), (57, 1399560), (60, 1329582), (72, 1107985), (76, 1049670), (90, 886388), (95, 839736), (107, 745560), (109, 731880), (114, 699780), (120, 664791), (152, 524835), (171, 466520), (180, 443194), (190, 419868), (214, 372780), (218, 365940), (228, 349890), (285, 279912), (321, 248520), (327, 243960), (342, 233260), (360, 221597), (380, 209934), (428, 186390), (436, 182970), (456, 174945), (535, 149112), (545, 146376), (570, 139956), (642, 124260), (654, 121980), (684, 116630), (760, 104967), (855, 93304), (856, 93195), (872, 91485), (963, 82840), (981, 81320), (1070, 74556), (1090, 73188), (1140, 69978), (1284, 62130), (1308, 60990), (1368, 58315), (1605, 49704), (1635, 48792), (1710, 46652), (1926, 41420), (1962, 40660), (2033, 39240), (2071, 38520), (2140, 37278), (2180, 36594), (2280, 34989), (2568, 31065), (2616, 30495), (3210, 24852), (3270, 24396), (3420, 23326), (3852, 20710), (3924, 20330), (4066, 19620), (4142, 19260), (4280, 18639), (4360, 18297), (4815, 16568), (4905, 16264), (6099, 13080), (6213, 12840), (6420, 12426), (6540, 12198), (6840, 11663), (7704, 10355), (7848, 10165), (8132, 9810), (8284, 9630)]