19674480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{239}}^1$

素因数の和:276

約数の個数: 160

約数和(自身を含む): 71424000

約数和(自身を除く): 51749520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 239, 240, 245, 280, 294, 336, 343, 392, 420, 478, 490, 560, 588, 686, 717, 735, 784, 840, 956, 980, 1029, 1176, 1195, 1372, 1434, 1470, 1673, 1680, 1715, 1912, 1960, 2058, 2352, 2390, 2744, 2868, 2940, 3346, 3430, 3585, 3824, 3920, 4116, 4780, 5019, 5145, 5488, 5736, 5880, 6692, 6860, 7170, 8232, 8365, 9560, 10038, 10290, 11472, 11711, 11760, 13384, 13720, 14340, 16464, 16730, 19120, 20076, 20580, 23422, 25095, 26768, 27440, 28680, 33460, 35133, 40152, 41160, 46844, 50190, 57360, 58555, 66920, 70266, 80304, 81977, 82320, 93688, 100380, 117110, 133840, 140532, 163954, 175665, 187376, 200760, 234220, 245931, 281064, 327908, 351330, 401520, 409885, 468440, 491862, 562128, 655816, 702660, 819770, 936880, 983724, 1229655, 1311632, 1405320, 1639540, 1967448, 2459310, 2810640, 3279080, 3934896, 4918620, 6558160, 9837240, 19674480]

約数ペア:

[(1, 19674480), (2, 9837240), (3, 6558160), (4, 4918620), (5, 3934896), (6, 3279080), (7, 2810640), (8, 2459310), (10, 1967448), (12, 1639540), (14, 1405320), (15, 1311632), (16, 1229655), (20, 983724), (21, 936880), (24, 819770), (28, 702660), (30, 655816), (35, 562128), (40, 491862), (42, 468440), (48, 409885), (49, 401520), (56, 351330), (60, 327908), (70, 281064), (80, 245931), (84, 234220), (98, 200760), (105, 187376), (112, 175665), (120, 163954), (140, 140532), (147, 133840), (168, 117110), (196, 100380), (210, 93688), (239, 82320), (240, 81977), (245, 80304), (280, 70266), (294, 66920), (336, 58555), (343, 57360), (392, 50190), (420, 46844), (478, 41160), (490, 40152), (560, 35133), (588, 33460), (686, 28680), (717, 27440), (735, 26768), (784, 25095), (840, 23422), (956, 20580), (980, 20076), (1029, 19120), (1176, 16730), (1195, 16464), (1372, 14340), (1434, 13720), (1470, 13384), (1673, 11760), (1680, 11711), (1715, 11472), (1912, 10290), (1960, 10038), (2058, 9560), (2352, 8365), (2390, 8232), (2744, 7170), (2868, 6860), (2940, 6692), (3346, 5880), (3430, 5736), (3585, 5488), (3824, 5145), (3920, 5019), (4116, 4780)]