78724980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7673}}^1$

素因数の和:7710

約数の個数: 96

約数和(自身を含む): 257846400

約数和(自身を除く): 179121420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 7673, 10260, 15346, 23019, 30692, 38365, 46038, 69057, 76730, 92076, 115095, 138114, 145787, 153460, 207171, 230190, 276228, 291574, 345285, 414342, 437361, 460380, 583148, 690570, 728935, 828684, 874722, 1035855, 1312083, 1381140, 1457870, 1749444, 2071710, 2186805, 2624166, 2915740, 3936249, 4143420, 4373610, 5248332, 6560415, 7872498, 8747220, 13120830, 15744996, 19681245, 26241660, 39362490, 78724980]

約数ペア:

[(1, 78724980), (2, 39362490), (3, 26241660), (4, 19681245), (5, 15744996), (6, 13120830), (9, 8747220), (10, 7872498), (12, 6560415), (15, 5248332), (18, 4373610), (19, 4143420), (20, 3936249), (27, 2915740), (30, 2624166), (36, 2186805), (38, 2071710), (45, 1749444), (54, 1457870), (57, 1381140), (60, 1312083), (76, 1035855), (90, 874722), (95, 828684), (108, 728935), (114, 690570), (135, 583148), (171, 460380), (180, 437361), (190, 414342), (228, 345285), (270, 291574), (285, 276228), (342, 230190), (380, 207171), (513, 153460), (540, 145787), (570, 138114), (684, 115095), (855, 92076), (1026, 76730), (1140, 69057), (1710, 46038), (2052, 38365), (2565, 30692), (3420, 23019), (5130, 15346), (7673, 10260)]