163405620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 192

約数和(自身を含む): 587059200

約数和(自身を除く): 423653580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 139, 140, 180, 189, 210, 252, 270, 278, 311, 315, 378, 417, 420, 540, 556, 622, 630, 695, 756, 834, 933, 945, 973, 1244, 1251, 1260, 1390, 1555, 1668, 1866, 1890, 1946, 2085, 2177, 2502, 2780, 2799, 2919, 3110, 3732, 3753, 3780, 3892, 4170, 4354, 4665, 4865, 5004, 5598, 5838, 6220, 6255, 6531, 7506, 8340, 8397, 8708, 8757, 9330, 9730, 10885, 11196, 11676, 12510, 13062, 13995, 14595, 15012, 16794, 17514, 18660, 18765, 19460, 19593, 21770, 25020, 26124, 26271, 27990, 29190, 32655, 33588, 35028, 37530, 39186, 41985, 43229, 43540, 43785, 52542, 55980, 58380, 58779, 65310, 75060, 78372, 83970, 86458, 87570, 97965, 105084, 117558, 129687, 130620, 131355, 167940, 172916, 175140, 195930, 216145, 235116, 259374, 262710, 293895, 302603, 389061, 391860, 432290, 518748, 525420, 587790, 605206, 648435, 778122, 864580, 907809, 1167183, 1175580, 1210412, 1296870, 1513015, 1556244, 1815618, 1945305, 2334366, 2593740, 2723427, 3026030, 3631236, 3890610, 4539045, 4668732, 5446854, 5835915, 6052060, 7781220, 8170281, 9078090, 10893708, 11671830, 13617135, 16340562, 18156180, 23343660, 27234270, 32681124, 40851405, 54468540, 81702810, 163405620]

約数ペア:

[(1, 163405620), (2, 81702810), (3, 54468540), (4, 40851405), (5, 32681124), (6, 27234270), (7, 23343660), (9, 18156180), (10, 16340562), (12, 13617135), (14, 11671830), (15, 10893708), (18, 9078090), (20, 8170281), (21, 7781220), (27, 6052060), (28, 5835915), (30, 5446854), (35, 4668732), (36, 4539045), (42, 3890610), (45, 3631236), (54, 3026030), (60, 2723427), (63, 2593740), (70, 2334366), (84, 1945305), (90, 1815618), (105, 1556244), (108, 1513015), (126, 1296870), (135, 1210412), (139, 1175580), (140, 1167183), (180, 907809), (189, 864580), (210, 778122), (252, 648435), (270, 605206), (278, 587790), (311, 525420), (315, 518748), (378, 432290), (417, 391860), (420, 389061), (540, 302603), (556, 293895), (622, 262710), (630, 259374), (695, 235116), (756, 216145), (834, 195930), (933, 175140), (945, 172916), (973, 167940), (1244, 131355), (1251, 130620), (1260, 129687), (1390, 117558), (1555, 105084), (1668, 97965), (1866, 87570), (1890, 86458), (1946, 83970), (2085, 78372), (2177, 75060), (2502, 65310), (2780, 58779), (2799, 58380), (2919, 55980), (3110, 52542), (3732, 43785), (3753, 43540), (3780, 43229), (3892, 41985), (4170, 39186), (4354, 37530), (4665, 35028), (4865, 33588), (5004, 32655), (5598, 29190), (5838, 27990), (6220, 26271), (6255, 26124), (6531, 25020), (7506, 21770), (8340, 19593), (8397, 19460), (8708, 18765), (8757, 18660), (9330, 17514), (9730, 16794), (10885, 15012), (11196, 14595), (11676, 13995), (12510, 13062)]