79747920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15823}}^1$

素因数の和:15849

約数の個数: 120

約数和(自身を含む): 306099456

約数和(自身を除く): 226351536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15823, 31646, 47469, 63292, 79115, 94938, 110761, 126584, 142407, 158230, 189876, 221522, 237345, 253168, 284814, 316460, 332283, 379752, 443044, 474690, 553805, 569628, 632920, 664566, 712035, 759504, 886088, 949380, 996849, 1107610, 1139256, 1265840, 1329132, 1424070, 1661415, 1772176, 1898760, 1993698, 2215220, 2278512, 2658264, 2848140, 3322830, 3797520, 3987396, 4430440, 4984245, 5316528, 5696280, 6645660, 7974792, 8860880, 9968490, 11392560, 13291320, 15949584, 19936980, 26582640, 39873960, 79747920]

約数ペア:

[(1, 79747920), (2, 39873960), (3, 26582640), (4, 19936980), (5, 15949584), (6, 13291320), (7, 11392560), (8, 9968490), (9, 8860880), (10, 7974792), (12, 6645660), (14, 5696280), (15, 5316528), (16, 4984245), (18, 4430440), (20, 3987396), (21, 3797520), (24, 3322830), (28, 2848140), (30, 2658264), (35, 2278512), (36, 2215220), (40, 1993698), (42, 1898760), (45, 1772176), (48, 1661415), (56, 1424070), (60, 1329132), (63, 1265840), (70, 1139256), (72, 1107610), (80, 996849), (84, 949380), (90, 886088), (105, 759504), (112, 712035), (120, 664566), (126, 632920), (140, 569628), (144, 553805), (168, 474690), (180, 443044), (210, 379752), (240, 332283), (252, 316460), (280, 284814), (315, 253168), (336, 237345), (360, 221522), (420, 189876), (504, 158230), (560, 142407), (630, 126584), (720, 110761), (840, 94938), (1008, 79115), (1260, 63292), (1680, 47469), (2520, 31646), (5040, 15823)]