78399720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:664

約数の個数: 192

約数和(自身を含む): 297198720

約数和(自身を除く): 218799000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 53, 56, 60, 63, 70, 72, 84, 90, 105, 106, 120, 126, 140, 159, 168, 180, 210, 212, 252, 265, 280, 315, 318, 360, 371, 420, 424, 477, 504, 530, 587, 630, 636, 742, 795, 840, 954, 1060, 1113, 1174, 1260, 1272, 1484, 1590, 1761, 1855, 1908, 2120, 2226, 2348, 2385, 2520, 2935, 2968, 3180, 3339, 3522, 3710, 3816, 4109, 4452, 4696, 4770, 5283, 5565, 5870, 6360, 6678, 7044, 7420, 8218, 8805, 8904, 9540, 10566, 11130, 11740, 12327, 13356, 14088, 14840, 16436, 16695, 17610, 19080, 20545, 21132, 22260, 23480, 24654, 26415, 26712, 31111, 32872, 33390, 35220, 36981, 41090, 42264, 44520, 49308, 52830, 61635, 62222, 66780, 70440, 73962, 82180, 93333, 98616, 105660, 123270, 124444, 133560, 147924, 155555, 164360, 184905, 186666, 211320, 217777, 246540, 248888, 279999, 295848, 311110, 369810, 373332, 435554, 466665, 493080, 559998, 622220, 653331, 739620, 746664, 871108, 933330, 1088885, 1119996, 1244440, 1306662, 1399995, 1479240, 1742216, 1866660, 1959993, 2177770, 2239992, 2613324, 2799990, 3266655, 3733320, 3919986, 4355540, 5226648, 5599980, 6533310, 7839972, 8711080, 9799965, 11199960, 13066620, 15679944, 19599930, 26133240, 39199860, 78399720]

約数ペア:

[(1, 78399720), (2, 39199860), (3, 26133240), (4, 19599930), (5, 15679944), (6, 13066620), (7, 11199960), (8, 9799965), (9, 8711080), (10, 7839972), (12, 6533310), (14, 5599980), (15, 5226648), (18, 4355540), (20, 3919986), (21, 3733320), (24, 3266655), (28, 2799990), (30, 2613324), (35, 2239992), (36, 2177770), (40, 1959993), (42, 1866660), (45, 1742216), (53, 1479240), (56, 1399995), (60, 1306662), (63, 1244440), (70, 1119996), (72, 1088885), (84, 933330), (90, 871108), (105, 746664), (106, 739620), (120, 653331), (126, 622220), (140, 559998), (159, 493080), (168, 466665), (180, 435554), (210, 373332), (212, 369810), (252, 311110), (265, 295848), (280, 279999), (315, 248888), (318, 246540), (360, 217777), (371, 211320), (420, 186666), (424, 184905), (477, 164360), (504, 155555), (530, 147924), (587, 133560), (630, 124444), (636, 123270), (742, 105660), (795, 98616), (840, 93333), (954, 82180), (1060, 73962), (1113, 70440), (1174, 66780), (1260, 62222), (1272, 61635), (1484, 52830), (1590, 49308), (1761, 44520), (1855, 42264), (1908, 41090), (2120, 36981), (2226, 35220), (2348, 33390), (2385, 32872), (2520, 31111), (2935, 26712), (2968, 26415), (3180, 24654), (3339, 23480), (3522, 22260), (3710, 21132), (3816, 20545), (4109, 19080), (4452, 17610), (4696, 16695), (4770, 16436), (5283, 14840), (5565, 14088), (5870, 13356), (6360, 12327), (6678, 11740), (7044, 11130), (7420, 10566), (8218, 9540), (8805, 8904)]