131277840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28789}}^1$

素因数の和:28824

約数の個数: 80

約数和(自身を含む): 428395200

約数和(自身を除く): 297117360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 28789, 57578, 86367, 115156, 143945, 172734, 230312, 287890, 345468, 431835, 460624, 546991, 575780, 690936, 863670, 1093982, 1151560, 1381872, 1640973, 1727340, 2187964, 2303120, 2734955, 3281946, 3454680, 4375928, 5469910, 6563892, 6909360, 8204865, 8751856, 10939820, 13127784, 16409730, 21879640, 26255568, 32819460, 43759280, 65638920, 131277840]

約数ペア:

[(1, 131277840), (2, 65638920), (3, 43759280), (4, 32819460), (5, 26255568), (6, 21879640), (8, 16409730), (10, 13127784), (12, 10939820), (15, 8751856), (16, 8204865), (19, 6909360), (20, 6563892), (24, 5469910), (30, 4375928), (38, 3454680), (40, 3281946), (48, 2734955), (57, 2303120), (60, 2187964), (76, 1727340), (80, 1640973), (95, 1381872), (114, 1151560), (120, 1093982), (152, 863670), (190, 690936), (228, 575780), (240, 546991), (285, 460624), (304, 431835), (380, 345468), (456, 287890), (570, 230312), (760, 172734), (912, 143945), (1140, 115156), (1520, 86367), (2280, 57578), (4560, 28789)]