67647720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2777}}^1$

素因数の和:2827

約数の個数: 128

約数和(自身を含む): 240019200

約数和(自身を除く): 172371480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 2777, 3045, 3480, 4060, 4872, 5554, 6090, 8120, 8331, 11108, 12180, 13885, 16662, 19439, 22216, 24360, 27770, 33324, 38878, 41655, 55540, 58317, 66648, 77756, 80533, 83310, 97195, 111080, 116634, 155512, 161066, 166620, 194390, 233268, 241599, 291585, 322132, 333240, 388780, 402665, 466536, 483198, 563731, 583170, 644264, 777560, 805330, 966396, 1127462, 1166340, 1207995, 1610660, 1691193, 1932792, 2254924, 2332680, 2415990, 2818655, 3221320, 3382386, 4509848, 4831980, 5637310, 6764772, 8455965, 9663960, 11274620, 13529544, 16911930, 22549240, 33823860, 67647720]

約数ペア:

[(1, 67647720), (2, 33823860), (3, 22549240), (4, 16911930), (5, 13529544), (6, 11274620), (7, 9663960), (8, 8455965), (10, 6764772), (12, 5637310), (14, 4831980), (15, 4509848), (20, 3382386), (21, 3221320), (24, 2818655), (28, 2415990), (29, 2332680), (30, 2254924), (35, 1932792), (40, 1691193), (42, 1610660), (56, 1207995), (58, 1166340), (60, 1127462), (70, 966396), (84, 805330), (87, 777560), (105, 644264), (116, 583170), (120, 563731), (140, 483198), (145, 466536), (168, 402665), (174, 388780), (203, 333240), (210, 322132), (232, 291585), (280, 241599), (290, 233268), (348, 194390), (406, 166620), (420, 161066), (435, 155512), (580, 116634), (609, 111080), (696, 97195), (812, 83310), (840, 80533), (870, 77756), (1015, 66648), (1160, 58317), (1218, 55540), (1624, 41655), (1740, 38878), (2030, 33324), (2436, 27770), (2777, 24360), (3045, 22216), (3480, 19439), (4060, 16662), (4872, 13885), (5554, 12180), (6090, 11108), (8120, 8331)]