398803860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:383

約数の個数: 288

約数和(自身を含む): 1510209792

約数和(自身を除く): 1111405932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 97, 105, 117, 126, 130, 140, 156, 180, 182, 194, 195, 210, 234, 251, 252, 260, 273, 291, 315, 364, 388, 390, 420, 455, 468, 485, 502, 546, 582, 585, 630, 679, 753, 780, 819, 873, 910, 970, 1004, 1092, 1164, 1170, 1255, 1260, 1261, 1358, 1365, 1455, 1506, 1638, 1746, 1757, 1820, 1940, 2037, 2259, 2340, 2510, 2522, 2716, 2730, 2910, 3012, 3263, 3276, 3395, 3492, 3514, 3765, 3783, 4074, 4095, 4365, 4518, 5020, 5044, 5271, 5460, 5820, 6111, 6305, 6526, 6790, 7028, 7530, 7566, 8148, 8190, 8730, 8785, 8827, 9036, 9789, 10185, 10542, 11295, 11349, 12222, 12610, 13052, 13580, 15060, 15132, 15813, 16315, 16380, 17460, 17570, 17654, 18915, 19578, 20370, 21084, 22590, 22698, 22841, 24347, 24444, 25220, 26355, 26481, 29367, 30555, 31626, 32630, 35140, 35308, 37830, 39156, 40740, 44135, 45180, 45396, 45682, 48694, 48945, 52710, 52962, 56745, 58734, 61110, 63252, 65260, 68523, 73041, 75660, 79065, 79443, 88270, 91364, 97388, 97890, 105420, 105924, 113490, 114205, 117468, 121735, 122220, 132405, 137046, 146082, 146835, 158130, 158886, 170429, 176540, 195780, 205569, 219123, 226980, 228410, 243470, 264810, 274092, 292164, 293670, 316260, 316511, 317772, 340858, 342615, 365205, 397215, 411138, 438246, 456820, 486940, 511287, 529620, 587340, 633022, 681716, 685230, 730410, 794430, 822276, 852145, 876492, 949533, 1022574, 1027845, 1095615, 1266044, 1370460, 1460820, 1533861, 1582555, 1588860, 1704290, 1899066, 2045148, 2055690, 2191230, 2215577, 2556435, 2848599, 3067722, 3165110, 3408580, 3798132, 4111380, 4382460, 4431154, 4747665, 5112870, 5697198, 6135444, 6330220, 6646731, 7669305, 8862308, 9495330, 10225740, 11077885, 11394396, 13293462, 14242995, 15338610, 18990660, 19940193, 22155770, 26586924, 28485990, 30677220, 33233655, 39880386, 44311540, 56971980, 66467310, 79760772, 99700965, 132934620, 199401930, 398803860]

約数ペア:

[(1, 398803860), (2, 199401930), (3, 132934620), (4, 99700965), (5, 79760772), (6, 66467310), (7, 56971980), (9, 44311540), (10, 39880386), (12, 33233655), (13, 30677220), (14, 28485990), (15, 26586924), (18, 22155770), (20, 19940193), (21, 18990660), (26, 15338610), (28, 14242995), (30, 13293462), (35, 11394396), (36, 11077885), (39, 10225740), (42, 9495330), (45, 8862308), (52, 7669305), (60, 6646731), (63, 6330220), (65, 6135444), (70, 5697198), (78, 5112870), (84, 4747665), (90, 4431154), (91, 4382460), (97, 4111380), (105, 3798132), (117, 3408580), (126, 3165110), (130, 3067722), (140, 2848599), (156, 2556435), (180, 2215577), (182, 2191230), (194, 2055690), (195, 2045148), (210, 1899066), (234, 1704290), (251, 1588860), (252, 1582555), (260, 1533861), (273, 1460820), (291, 1370460), (315, 1266044), (364, 1095615), (388, 1027845), (390, 1022574), (420, 949533), (455, 876492), (468, 852145), (485, 822276), (502, 794430), (546, 730410), (582, 685230), (585, 681716), (630, 633022), (679, 587340), (753, 529620), (780, 511287), (819, 486940), (873, 456820), (910, 438246), (970, 411138), (1004, 397215), (1092, 365205), (1164, 342615), (1170, 340858), (1255, 317772), (1260, 316511), (1261, 316260), (1358, 293670), (1365, 292164), (1455, 274092), (1506, 264810), (1638, 243470), (1746, 228410), (1757, 226980), (1820, 219123), (1940, 205569), (2037, 195780), (2259, 176540), (2340, 170429), (2510, 158886), (2522, 158130), (2716, 146835), (2730, 146082), (2910, 137046), (3012, 132405), (3263, 122220), (3276, 121735), (3395, 117468), (3492, 114205), (3514, 113490), (3765, 105924), (3783, 105420), (4074, 97890), (4095, 97388), (4365, 91364), (4518, 88270), (5020, 79443), (5044, 79065), (5271, 75660), (5460, 73041), (5820, 68523), (6111, 65260), (6305, 63252), (6526, 61110), (6790, 58734), (7028, 56745), (7530, 52962), (7566, 52710), (8148, 48945), (8190, 48694), (8730, 45682), (8785, 45396), (8827, 45180), (9036, 44135), (9789, 40740), (10185, 39156), (10542, 37830), (11295, 35308), (11349, 35140), (12222, 32630), (12610, 31626), (13052, 30555), (13580, 29367), (15060, 26481), (15132, 26355), (15813, 25220), (16315, 24444), (16380, 24347), (17460, 22841), (17570, 22698), (17654, 22590), (18915, 21084), (19578, 20370)]