26787720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 87552000

約数和(自身を除く): 60764280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 379, 380, 456, 465, 570, 589, 620, 744, 758, 760, 930, 1137, 1140, 1178, 1240, 1516, 1767, 1860, 1895, 2274, 2280, 2356, 2945, 3032, 3534, 3720, 3790, 4548, 4712, 5685, 5890, 7068, 7201, 7580, 8835, 9096, 11370, 11749, 11780, 14136, 14402, 15160, 17670, 21603, 22740, 23498, 23560, 28804, 35247, 35340, 36005, 43206, 45480, 46996, 57608, 58745, 70494, 70680, 72010, 86412, 93992, 108015, 117490, 140988, 144020, 172824, 176235, 216030, 223231, 234980, 281976, 288040, 352470, 432060, 446462, 469960, 669693, 704940, 864120, 892924, 1116155, 1339386, 1409880, 1785848, 2232310, 2678772, 3348465, 4464620, 5357544, 6696930, 8929240, 13393860, 26787720]

約数ペア:

[(1, 26787720), (2, 13393860), (3, 8929240), (4, 6696930), (5, 5357544), (6, 4464620), (8, 3348465), (10, 2678772), (12, 2232310), (15, 1785848), (19, 1409880), (20, 1339386), (24, 1116155), (30, 892924), (31, 864120), (38, 704940), (40, 669693), (57, 469960), (60, 446462), (62, 432060), (76, 352470), (93, 288040), (95, 281976), (114, 234980), (120, 223231), (124, 216030), (152, 176235), (155, 172824), (186, 144020), (190, 140988), (228, 117490), (248, 108015), (285, 93992), (310, 86412), (372, 72010), (379, 70680), (380, 70494), (456, 58745), (465, 57608), (570, 46996), (589, 45480), (620, 43206), (744, 36005), (758, 35340), (760, 35247), (930, 28804), (1137, 23560), (1140, 23498), (1178, 22740), (1240, 21603), (1516, 17670), (1767, 15160), (1860, 14402), (1895, 14136), (2274, 11780), (2280, 11749), (2356, 11370), (2945, 9096), (3032, 8835), (3534, 7580), (3720, 7201), (3790, 7068), (4548, 5890), (4712, 5685)]