68117850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 199630080

約数和(自身を除く): 131512230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 31, 38, 45, 50, 57, 62, 75, 90, 93, 95, 114, 150, 155, 171, 186, 190, 225, 257, 279, 285, 310, 342, 450, 465, 475, 514, 558, 570, 589, 771, 775, 855, 930, 950, 1178, 1285, 1395, 1425, 1542, 1550, 1710, 1767, 2313, 2325, 2570, 2790, 2850, 2945, 3534, 3855, 4275, 4626, 4650, 4883, 5301, 5890, 6425, 6975, 7710, 7967, 8550, 8835, 9766, 10602, 11565, 12850, 13950, 14649, 14725, 15934, 17670, 19275, 23130, 23901, 24415, 26505, 29298, 29450, 38550, 39835, 43947, 44175, 47802, 48830, 53010, 57825, 71703, 73245, 79670, 87894, 88350, 115650, 119505, 122075, 132525, 143406, 146490, 151373, 199175, 219735, 239010, 244150, 265050, 302746, 358515, 366225, 398350, 439470, 454119, 597525, 717030, 732450, 756865, 908238, 1098675, 1195050, 1362357, 1513730, 1792575, 2197350, 2270595, 2724714, 3585150, 3784325, 4541190, 6811785, 7568650, 11352975, 13623570, 22705950, 34058925, 68117850]

約数ペア:

[(1, 68117850), (2, 34058925), (3, 22705950), (5, 13623570), (6, 11352975), (9, 7568650), (10, 6811785), (15, 4541190), (18, 3784325), (19, 3585150), (25, 2724714), (30, 2270595), (31, 2197350), (38, 1792575), (45, 1513730), (50, 1362357), (57, 1195050), (62, 1098675), (75, 908238), (90, 756865), (93, 732450), (95, 717030), (114, 597525), (150, 454119), (155, 439470), (171, 398350), (186, 366225), (190, 358515), (225, 302746), (257, 265050), (279, 244150), (285, 239010), (310, 219735), (342, 199175), (450, 151373), (465, 146490), (475, 143406), (514, 132525), (558, 122075), (570, 119505), (589, 115650), (771, 88350), (775, 87894), (855, 79670), (930, 73245), (950, 71703), (1178, 57825), (1285, 53010), (1395, 48830), (1425, 47802), (1542, 44175), (1550, 43947), (1710, 39835), (1767, 38550), (2313, 29450), (2325, 29298), (2570, 26505), (2790, 24415), (2850, 23901), (2945, 23130), (3534, 19275), (3855, 17670), (4275, 15934), (4626, 14725), (4650, 14649), (4883, 13950), (5301, 12850), (5890, 11565), (6425, 10602), (6975, 9766), (7710, 8835), (7967, 8550)]