1330804540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 3249288000

約数和(自身を除く): 1918483460

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 89, 130, 170, 178, 199, 221, 260, 289, 340, 356, 398, 442, 445, 578, 796, 884, 890, 995, 1105, 1156, 1157, 1445, 1513, 1780, 1990, 2210, 2314, 2587, 2890, 3026, 3383, 3757, 3980, 4420, 4628, 5174, 5780, 5785, 6052, 6766, 7514, 7565, 10348, 11570, 12935, 13532, 15028, 15130, 16915, 17711, 18785, 19669, 23140, 25721, 25870, 30260, 33830, 35422, 37570, 39338, 43979, 51442, 51740, 57511, 67660, 70844, 75140, 78676, 87958, 88555, 98345, 102884, 115022, 128605, 175916, 177110, 196690, 219895, 230044, 230243, 257210, 287555, 301087, 334373, 354220, 393380, 439790, 460486, 514420, 575110, 602174, 668746, 747643, 879580, 920972, 1150220, 1151215, 1204348, 1337492, 1495286, 1505435, 1671865, 2302430, 2990572, 3010870, 3343730, 3738215, 3914131, 4604860, 5118479, 6021740, 6687460, 7476430, 7828262, 10236958, 14952860, 15656524, 19570655, 20473916, 25592395, 39141310, 51184790, 66540227, 78282620, 102369580, 133080454, 266160908, 332701135, 665402270, 1330804540]

約数ペア:

[(1, 1330804540), (2, 665402270), (4, 332701135), (5, 266160908), (10, 133080454), (13, 102369580), (17, 78282620), (20, 66540227), (26, 51184790), (34, 39141310), (52, 25592395), (65, 20473916), (68, 19570655), (85, 15656524), (89, 14952860), (130, 10236958), (170, 7828262), (178, 7476430), (199, 6687460), (221, 6021740), (260, 5118479), (289, 4604860), (340, 3914131), (356, 3738215), (398, 3343730), (442, 3010870), (445, 2990572), (578, 2302430), (796, 1671865), (884, 1505435), (890, 1495286), (995, 1337492), (1105, 1204348), (1156, 1151215), (1157, 1150220), (1445, 920972), (1513, 879580), (1780, 747643), (1990, 668746), (2210, 602174), (2314, 575110), (2587, 514420), (2890, 460486), (3026, 439790), (3383, 393380), (3757, 354220), (3980, 334373), (4420, 301087), (4628, 287555), (5174, 257210), (5780, 230243), (5785, 230044), (6052, 219895), (6766, 196690), (7514, 177110), (7565, 175916), (10348, 128605), (11570, 115022), (12935, 102884), (13532, 98345), (15028, 88555), (15130, 87958), (16915, 78676), (17711, 75140), (18785, 70844), (19669, 67660), (23140, 57511), (25721, 51740), (25870, 51442), (30260, 43979), (33830, 39338), (35422, 37570)]