77120280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 265356000

約数和(自身を除く): 188235720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 83, 87, 89, 90, 116, 120, 145, 166, 174, 178, 180, 232, 249, 261, 267, 290, 332, 348, 356, 360, 415, 435, 445, 498, 522, 534, 580, 664, 696, 712, 747, 801, 830, 870, 890, 996, 1044, 1068, 1160, 1245, 1305, 1335, 1494, 1602, 1660, 1740, 1780, 1992, 2088, 2136, 2407, 2490, 2581, 2610, 2670, 2988, 3204, 3320, 3480, 3560, 3735, 4005, 4814, 4980, 5162, 5220, 5340, 5976, 6408, 7221, 7387, 7470, 7743, 8010, 9628, 9960, 10324, 10440, 10680, 12035, 12905, 14442, 14774, 14940, 15486, 16020, 19256, 20648, 21663, 22161, 23229, 24070, 25810, 28884, 29548, 29880, 30972, 32040, 36105, 36935, 38715, 43326, 44322, 46458, 48140, 51620, 57768, 59096, 61944, 66483, 72210, 73870, 77430, 86652, 88644, 92916, 96280, 103240, 108315, 110805, 116145, 132966, 144420, 147740, 154860, 173304, 177288, 185832, 214223, 216630, 221610, 232290, 265932, 288840, 295480, 309720, 332415, 428446, 433260, 443220, 464580, 531864, 642669, 664830, 856892, 866520, 886440, 929160, 1071115, 1285338, 1329660, 1713784, 1928007, 2142230, 2570676, 2659320, 3213345, 3856014, 4284460, 5141352, 6426690, 7712028, 8568920, 9640035, 12853380, 15424056, 19280070, 25706760, 38560140, 77120280]

約数ペア:

[(1, 77120280), (2, 38560140), (3, 25706760), (4, 19280070), (5, 15424056), (6, 12853380), (8, 9640035), (9, 8568920), (10, 7712028), (12, 6426690), (15, 5141352), (18, 4284460), (20, 3856014), (24, 3213345), (29, 2659320), (30, 2570676), (36, 2142230), (40, 1928007), (45, 1713784), (58, 1329660), (60, 1285338), (72, 1071115), (83, 929160), (87, 886440), (89, 866520), (90, 856892), (116, 664830), (120, 642669), (145, 531864), (166, 464580), (174, 443220), (178, 433260), (180, 428446), (232, 332415), (249, 309720), (261, 295480), (267, 288840), (290, 265932), (332, 232290), (348, 221610), (356, 216630), (360, 214223), (415, 185832), (435, 177288), (445, 173304), (498, 154860), (522, 147740), (534, 144420), (580, 132966), (664, 116145), (696, 110805), (712, 108315), (747, 103240), (801, 96280), (830, 92916), (870, 88644), (890, 86652), (996, 77430), (1044, 73870), (1068, 72210), (1160, 66483), (1245, 61944), (1305, 59096), (1335, 57768), (1494, 51620), (1602, 48140), (1660, 46458), (1740, 44322), (1780, 43326), (1992, 38715), (2088, 36935), (2136, 36105), (2407, 32040), (2490, 30972), (2581, 29880), (2610, 29548), (2670, 28884), (2988, 25810), (3204, 24070), (3320, 23229), (3480, 22161), (3560, 21663), (3735, 20648), (4005, 19256), (4814, 16020), (4980, 15486), (5162, 14940), (5220, 14774), (5340, 14442), (5976, 12905), (6408, 12035), (7221, 10680), (7387, 10440), (7470, 10324), (7743, 9960), (8010, 9628)]