128199720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:268

約数の個数: 256

約数和(自身を含む): 461894400

約数和(自身を除く): 333694680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 29, 30, 33, 34, 40, 44, 51, 55, 58, 60, 66, 68, 85, 87, 88, 102, 110, 116, 120, 132, 136, 145, 165, 170, 174, 187, 197, 204, 220, 232, 255, 264, 290, 319, 330, 340, 348, 374, 394, 408, 435, 440, 493, 510, 561, 580, 591, 638, 660, 680, 696, 748, 788, 870, 935, 957, 985, 986, 1020, 1122, 1160, 1182, 1276, 1320, 1479, 1496, 1576, 1595, 1740, 1870, 1914, 1970, 1972, 2040, 2167, 2244, 2364, 2465, 2552, 2805, 2955, 2958, 3190, 3349, 3480, 3740, 3828, 3940, 3944, 4334, 4488, 4728, 4785, 4930, 5423, 5610, 5713, 5910, 5916, 6380, 6501, 6698, 7395, 7480, 7656, 7880, 8668, 9570, 9860, 10047, 10835, 10846, 11220, 11426, 11820, 11832, 12760, 13002, 13396, 14790, 16269, 16745, 17139, 17336, 19140, 19720, 20094, 21670, 21692, 22440, 22852, 23640, 26004, 26792, 27115, 28565, 29580, 32505, 32538, 33490, 34278, 36839, 38280, 40188, 43340, 43384, 45704, 50235, 52008, 54230, 57130, 59160, 62843, 65010, 65076, 66980, 68556, 73678, 80376, 81345, 85695, 86680, 97121, 100470, 108460, 110517, 114260, 125686, 130020, 130152, 133960, 137112, 147356, 162690, 171390, 184195, 188529, 194242, 200940, 216920, 221034, 228520, 251372, 260040, 291363, 294712, 314215, 325380, 342780, 368390, 377058, 388484, 401880, 442068, 485605, 502744, 552585, 582726, 628430, 650760, 685560, 736780, 754116, 776968, 884136, 942645, 971210, 1068331, 1105170, 1165452, 1256860, 1456815, 1473560, 1508232, 1885290, 1942420, 2136662, 2210340, 2330904, 2513720, 2913630, 3204993, 3770580, 3884840, 4273324, 4420680, 5341655, 5827260, 6409986, 7541160, 8546648, 10683310, 11654520, 12819972, 16024965, 21366620, 25639944, 32049930, 42733240, 64099860, 128199720]

約数ペア:

[(1, 128199720), (2, 64099860), (3, 42733240), (4, 32049930), (5, 25639944), (6, 21366620), (8, 16024965), (10, 12819972), (11, 11654520), (12, 10683310), (15, 8546648), (17, 7541160), (20, 6409986), (22, 5827260), (24, 5341655), (29, 4420680), (30, 4273324), (33, 3884840), (34, 3770580), (40, 3204993), (44, 2913630), (51, 2513720), (55, 2330904), (58, 2210340), (60, 2136662), (66, 1942420), (68, 1885290), (85, 1508232), (87, 1473560), (88, 1456815), (102, 1256860), (110, 1165452), (116, 1105170), (120, 1068331), (132, 971210), (136, 942645), (145, 884136), (165, 776968), (170, 754116), (174, 736780), (187, 685560), (197, 650760), (204, 628430), (220, 582726), (232, 552585), (255, 502744), (264, 485605), (290, 442068), (319, 401880), (330, 388484), (340, 377058), (348, 368390), (374, 342780), (394, 325380), (408, 314215), (435, 294712), (440, 291363), (493, 260040), (510, 251372), (561, 228520), (580, 221034), (591, 216920), (638, 200940), (660, 194242), (680, 188529), (696, 184195), (748, 171390), (788, 162690), (870, 147356), (935, 137112), (957, 133960), (985, 130152), (986, 130020), (1020, 125686), (1122, 114260), (1160, 110517), (1182, 108460), (1276, 100470), (1320, 97121), (1479, 86680), (1496, 85695), (1576, 81345), (1595, 80376), (1740, 73678), (1870, 68556), (1914, 66980), (1970, 65076), (1972, 65010), (2040, 62843), (2167, 59160), (2244, 57130), (2364, 54230), (2465, 52008), (2552, 50235), (2805, 45704), (2955, 43384), (2958, 43340), (3190, 40188), (3349, 38280), (3480, 36839), (3740, 34278), (3828, 33490), (3940, 32538), (3944, 32505), (4334, 29580), (4488, 28565), (4728, 27115), (4785, 26792), (4930, 26004), (5423, 23640), (5610, 22852), (5713, 22440), (5910, 21692), (5916, 21670), (6380, 20094), (6501, 19720), (6698, 19140), (7395, 17336), (7480, 17139), (7656, 16745), (7880, 16269), (8668, 14790), (9570, 13396), (9860, 13002), (10047, 12760), (10835, 11832), (10846, 11820), (11220, 11426)]