1330491720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8219}}^1$

素因数の和:8323

約数の個数: 128

約数和(自身を含む): 4261248000

約数和(自身を除く): 2930756280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 2130, 2280, 2698, 2840, 4047, 4260, 5396, 6745, 8094, 8219, 8520, 10792, 13490, 16188, 16438, 20235, 24657, 26980, 32376, 32876, 40470, 41095, 49314, 53960, 65752, 80940, 82190, 98628, 123285, 156161, 161880, 164380, 197256, 246570, 312322, 328760, 468483, 493140, 583549, 624644, 780805, 936966, 986280, 1167098, 1249288, 1561610, 1750647, 1873932, 2334196, 2342415, 2917745, 3123220, 3501294, 3747864, 4668392, 4684830, 5835490, 6246440, 7002588, 8753235, 9369660, 11087431, 11670980, 14005176, 17506470, 18739320, 22174862, 23341960, 33262293, 35012940, 44349724, 55437155, 66524586, 70025880, 88699448, 110874310, 133049172, 166311465, 221748620, 266098344, 332622930, 443497240, 665245860, 1330491720]

約数ペア:

[(1, 1330491720), (2, 665245860), (3, 443497240), (4, 332622930), (5, 266098344), (6, 221748620), (8, 166311465), (10, 133049172), (12, 110874310), (15, 88699448), (19, 70025880), (20, 66524586), (24, 55437155), (30, 44349724), (38, 35012940), (40, 33262293), (57, 23341960), (60, 22174862), (71, 18739320), (76, 17506470), (95, 14005176), (114, 11670980), (120, 11087431), (142, 9369660), (152, 8753235), (190, 7002588), (213, 6246440), (228, 5835490), (284, 4684830), (285, 4668392), (355, 3747864), (380, 3501294), (426, 3123220), (456, 2917745), (568, 2342415), (570, 2334196), (710, 1873932), (760, 1750647), (852, 1561610), (1065, 1249288), (1140, 1167098), (1349, 986280), (1420, 936966), (1704, 780805), (2130, 624644), (2280, 583549), (2698, 493140), (2840, 468483), (4047, 328760), (4260, 312322), (5396, 246570), (6745, 197256), (8094, 164380), (8219, 161880), (8520, 156161), (10792, 123285), (13490, 98628), (16188, 82190), (16438, 80940), (20235, 65752), (24657, 53960), (26980, 49314), (32376, 41095), (32876, 40470)]