1257136680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1259}}^1$

素因数の和:1483

約数の個数: 128

約数和(自身を含む): 3870115200

約数和(自身を除く): 2612978520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 157, 159, 212, 265, 314, 318, 424, 471, 530, 628, 636, 785, 795, 942, 1060, 1256, 1259, 1272, 1570, 1590, 1884, 2120, 2355, 2518, 3140, 3180, 3768, 3777, 4710, 5036, 6280, 6295, 6360, 7554, 8321, 9420, 10072, 12590, 15108, 16642, 18840, 18885, 24963, 25180, 30216, 33284, 37770, 41605, 49926, 50360, 66568, 66727, 75540, 83210, 99852, 124815, 133454, 151080, 166420, 197663, 199704, 200181, 249630, 266908, 332840, 333635, 395326, 400362, 499260, 533816, 592989, 667270, 790652, 800724, 988315, 998520, 1000905, 1185978, 1334540, 1581304, 1601448, 1976630, 2001810, 2371956, 2669080, 2964945, 3953260, 4003620, 4743912, 5929890, 7906520, 8007240, 10476139, 11859780, 20952278, 23719560, 31428417, 41904556, 52380695, 62856834, 83809112, 104761390, 125713668, 157142085, 209522780, 251427336, 314284170, 419045560, 628568340, 1257136680]

約数ペア:

[(1, 1257136680), (2, 628568340), (3, 419045560), (4, 314284170), (5, 251427336), (6, 209522780), (8, 157142085), (10, 125713668), (12, 104761390), (15, 83809112), (20, 62856834), (24, 52380695), (30, 41904556), (40, 31428417), (53, 23719560), (60, 20952278), (106, 11859780), (120, 10476139), (157, 8007240), (159, 7906520), (212, 5929890), (265, 4743912), (314, 4003620), (318, 3953260), (424, 2964945), (471, 2669080), (530, 2371956), (628, 2001810), (636, 1976630), (785, 1601448), (795, 1581304), (942, 1334540), (1060, 1185978), (1256, 1000905), (1259, 998520), (1272, 988315), (1570, 800724), (1590, 790652), (1884, 667270), (2120, 592989), (2355, 533816), (2518, 499260), (3140, 400362), (3180, 395326), (3768, 333635), (3777, 332840), (4710, 266908), (5036, 249630), (6280, 200181), (6295, 199704), (6360, 197663), (7554, 166420), (8321, 151080), (9420, 133454), (10072, 124815), (12590, 99852), (15108, 83210), (16642, 75540), (18840, 66727), (18885, 66568), (24963, 50360), (25180, 49926), (30216, 41605), (33284, 37770)]