205067280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:649

約数の個数: 160

約数和(自身を含む): 699062400

約数和(自身を除く): 493995120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 173, 176, 220, 240, 264, 330, 346, 440, 449, 519, 528, 660, 692, 865, 880, 898, 1038, 1320, 1347, 1384, 1730, 1796, 1903, 2076, 2245, 2595, 2640, 2694, 2768, 3460, 3592, 3806, 4152, 4490, 4939, 5190, 5388, 5709, 6735, 6920, 7184, 7612, 8304, 8980, 9515, 9878, 10380, 10776, 11418, 13470, 13840, 14817, 15224, 17960, 19030, 19756, 20760, 21552, 22836, 24695, 26940, 28545, 29634, 30448, 35920, 38060, 39512, 41520, 45672, 49390, 53880, 57090, 59268, 74085, 76120, 77677, 79024, 91344, 98780, 107760, 114180, 118536, 148170, 152240, 155354, 197560, 228360, 233031, 237072, 296340, 310708, 388385, 395120, 456720, 466062, 592680, 621416, 776770, 854447, 932124, 1165155, 1185360, 1242832, 1553540, 1708894, 1864248, 2330310, 2563341, 3107080, 3417788, 3728496, 4272235, 4660620, 5126682, 6214160, 6835576, 8544470, 9321240, 10253364, 12816705, 13671152, 17088940, 18642480, 20506728, 25633410, 34177880, 41013456, 51266820, 68355760, 102533640, 205067280]

約数ペア:

[(1, 205067280), (2, 102533640), (3, 68355760), (4, 51266820), (5, 41013456), (6, 34177880), (8, 25633410), (10, 20506728), (11, 18642480), (12, 17088940), (15, 13671152), (16, 12816705), (20, 10253364), (22, 9321240), (24, 8544470), (30, 6835576), (33, 6214160), (40, 5126682), (44, 4660620), (48, 4272235), (55, 3728496), (60, 3417788), (66, 3107080), (80, 2563341), (88, 2330310), (110, 1864248), (120, 1708894), (132, 1553540), (165, 1242832), (173, 1185360), (176, 1165155), (220, 932124), (240, 854447), (264, 776770), (330, 621416), (346, 592680), (440, 466062), (449, 456720), (519, 395120), (528, 388385), (660, 310708), (692, 296340), (865, 237072), (880, 233031), (898, 228360), (1038, 197560), (1320, 155354), (1347, 152240), (1384, 148170), (1730, 118536), (1796, 114180), (1903, 107760), (2076, 98780), (2245, 91344), (2595, 79024), (2640, 77677), (2694, 76120), (2768, 74085), (3460, 59268), (3592, 57090), (3806, 53880), (4152, 49390), (4490, 45672), (4939, 41520), (5190, 39512), (5388, 38060), (5709, 35920), (6735, 30448), (6920, 29634), (7184, 28545), (7612, 26940), (8304, 24695), (8980, 22836), (9515, 21552), (9878, 20760), (10380, 19756), (10776, 19030), (11418, 17960), (13470, 15224), (13840, 14817)]