75721840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1670

約数の個数: 80

約数和(自身を含む): 191416320

約数和(自身を除く): 115694480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 1607, 2356, 2480, 2945, 3214, 4712, 5890, 6428, 8035, 9424, 11780, 12856, 16070, 23560, 25712, 30533, 32140, 47120, 49817, 61066, 64280, 99634, 122132, 128560, 152665, 199268, 244264, 249085, 305330, 398536, 488528, 498170, 610660, 797072, 946523, 996340, 1221320, 1893046, 1992680, 2442640, 3786092, 3985360, 4732615, 7572184, 9465230, 15144368, 18930460, 37860920, 75721840]

約数ペア:

[(1, 75721840), (2, 37860920), (4, 18930460), (5, 15144368), (8, 9465230), (10, 7572184), (16, 4732615), (19, 3985360), (20, 3786092), (31, 2442640), (38, 1992680), (40, 1893046), (62, 1221320), (76, 996340), (80, 946523), (95, 797072), (124, 610660), (152, 498170), (155, 488528), (190, 398536), (248, 305330), (304, 249085), (310, 244264), (380, 199268), (496, 152665), (589, 128560), (620, 122132), (760, 99634), (1178, 64280), (1240, 61066), (1520, 49817), (1607, 47120), (2356, 32140), (2480, 30533), (2945, 25712), (3214, 23560), (4712, 16070), (5890, 12856), (6428, 11780), (8035, 9424)]