115272920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 319800960

約数和(自身を除く): 204528040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 61, 68, 70, 85, 119, 122, 136, 140, 170, 238, 244, 280, 305, 340, 397, 427, 476, 488, 595, 610, 680, 794, 854, 952, 1037, 1190, 1220, 1588, 1708, 1985, 2074, 2135, 2380, 2440, 2779, 3176, 3416, 3970, 4148, 4270, 4760, 5185, 5558, 6749, 7259, 7940, 8296, 8540, 10370, 11116, 13498, 13895, 14518, 15880, 17080, 20740, 22232, 24217, 26996, 27790, 29036, 33745, 36295, 41480, 47243, 48434, 53992, 55580, 58072, 67490, 72590, 94486, 96868, 111160, 121085, 134980, 145180, 169519, 188972, 193736, 236215, 242170, 269960, 290360, 339038, 377944, 411689, 472430, 484340, 678076, 823378, 847595, 944860, 968680, 1356152, 1646756, 1695190, 1889720, 2058445, 2881823, 3293512, 3390380, 4116890, 5763646, 6780760, 8233780, 11527292, 14409115, 16467560, 23054584, 28818230, 57636460, 115272920]

約数ペア:

[(1, 115272920), (2, 57636460), (4, 28818230), (5, 23054584), (7, 16467560), (8, 14409115), (10, 11527292), (14, 8233780), (17, 6780760), (20, 5763646), (28, 4116890), (34, 3390380), (35, 3293512), (40, 2881823), (56, 2058445), (61, 1889720), (68, 1695190), (70, 1646756), (85, 1356152), (119, 968680), (122, 944860), (136, 847595), (140, 823378), (170, 678076), (238, 484340), (244, 472430), (280, 411689), (305, 377944), (340, 339038), (397, 290360), (427, 269960), (476, 242170), (488, 236215), (595, 193736), (610, 188972), (680, 169519), (794, 145180), (854, 134980), (952, 121085), (1037, 111160), (1190, 96868), (1220, 94486), (1588, 72590), (1708, 67490), (1985, 58072), (2074, 55580), (2135, 53992), (2380, 48434), (2440, 47243), (2779, 41480), (3176, 36295), (3416, 33745), (3970, 29036), (4148, 27790), (4270, 26996), (4760, 24217), (5185, 22232), (5558, 20740), (6749, 17080), (7259, 15880), (7940, 14518), (8296, 13895), (8540, 13498), (10370, 11116)]