287995680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{28571}}^1$

素因数の和:28599

約数の個数: 144

約数和(自身を含む): 1123222464

約数和(自身を除く): 835226784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 28571, 57142, 85713, 114284, 142855, 171426, 199997, 228568, 257139, 285710, 342852, 399994, 428565, 457136, 514278, 571420, 599991, 685704, 799988, 857130, 914272, 999985, 1028556, 1142840, 1199982, 1285695, 1371408, 1599976, 1714260, 1799973, 1999970, 2057112, 2285680, 2399964, 2571390, 2742816, 2999955, 3199952, 3428520, 3599946, 3999940, 4114224, 4571360, 4799928, 5142780, 5999910, 6399904, 6857040, 7199892, 7999880, 8228448, 8999865, 9599856, 10285560, 11999820, 13714080, 14399784, 15999760, 17999730, 19199712, 20571120, 23999640, 28799568, 31999520, 35999460, 41142240, 47999280, 57599136, 71998920, 95998560, 143997840, 287995680]

約数ペア:

[(1, 287995680), (2, 143997840), (3, 95998560), (4, 71998920), (5, 57599136), (6, 47999280), (7, 41142240), (8, 35999460), (9, 31999520), (10, 28799568), (12, 23999640), (14, 20571120), (15, 19199712), (16, 17999730), (18, 15999760), (20, 14399784), (21, 13714080), (24, 11999820), (28, 10285560), (30, 9599856), (32, 8999865), (35, 8228448), (36, 7999880), (40, 7199892), (42, 6857040), (45, 6399904), (48, 5999910), (56, 5142780), (60, 4799928), (63, 4571360), (70, 4114224), (72, 3999940), (80, 3599946), (84, 3428520), (90, 3199952), (96, 2999955), (105, 2742816), (112, 2571390), (120, 2399964), (126, 2285680), (140, 2057112), (144, 1999970), (160, 1799973), (168, 1714260), (180, 1599976), (210, 1371408), (224, 1285695), (240, 1199982), (252, 1142840), (280, 1028556), (288, 999985), (315, 914272), (336, 857130), (360, 799988), (420, 685704), (480, 599991), (504, 571420), (560, 514278), (630, 457136), (672, 428565), (720, 399994), (840, 342852), (1008, 285710), (1120, 257139), (1260, 228568), (1440, 199997), (1680, 171426), (2016, 142855), (2520, 114284), (3360, 85713), (5040, 57142), (10080, 28571)]