67246620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 222354720

約数和(自身を除く): 155108100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 178, 196, 210, 245, 257, 267, 294, 356, 420, 445, 490, 514, 534, 588, 623, 735, 771, 890, 980, 1028, 1068, 1246, 1285, 1335, 1470, 1542, 1780, 1799, 1869, 2492, 2570, 2670, 2940, 3084, 3115, 3598, 3738, 3855, 4361, 5140, 5340, 5397, 6230, 7196, 7476, 7710, 8722, 8995, 9345, 10794, 12460, 12593, 13083, 15420, 17444, 17990, 18690, 21588, 21805, 22873, 25186, 26166, 26985, 35980, 37380, 37779, 43610, 45746, 50372, 52332, 53970, 62965, 65415, 68619, 75558, 87220, 91492, 107940, 114365, 125930, 130830, 137238, 151116, 160111, 188895, 228730, 251860, 261660, 274476, 320222, 343095, 377790, 457460, 480333, 640444, 686190, 755580, 800555, 960666, 1120777, 1372380, 1601110, 1921332, 2241554, 2401665, 3202220, 3362331, 4483108, 4803330, 5603885, 6724662, 9606660, 11207770, 13449324, 16811655, 22415540, 33623310, 67246620]

約数ペア:

[(1, 67246620), (2, 33623310), (3, 22415540), (4, 16811655), (5, 13449324), (6, 11207770), (7, 9606660), (10, 6724662), (12, 5603885), (14, 4803330), (15, 4483108), (20, 3362331), (21, 3202220), (28, 2401665), (30, 2241554), (35, 1921332), (42, 1601110), (49, 1372380), (60, 1120777), (70, 960666), (84, 800555), (89, 755580), (98, 686190), (105, 640444), (140, 480333), (147, 457460), (178, 377790), (196, 343095), (210, 320222), (245, 274476), (257, 261660), (267, 251860), (294, 228730), (356, 188895), (420, 160111), (445, 151116), (490, 137238), (514, 130830), (534, 125930), (588, 114365), (623, 107940), (735, 91492), (771, 87220), (890, 75558), (980, 68619), (1028, 65415), (1068, 62965), (1246, 53970), (1285, 52332), (1335, 50372), (1470, 45746), (1542, 43610), (1780, 37779), (1799, 37380), (1869, 35980), (2492, 26985), (2570, 26166), (2670, 25186), (2940, 22873), (3084, 21805), (3115, 21588), (3598, 18690), (3738, 17990), (3855, 17444), (4361, 15420), (5140, 13083), (5340, 12593), (5397, 12460), (6230, 10794), (7196, 9345), (7476, 8995), (7710, 8722)]