253723680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{25171}}^1$

素因数の和:25199

約数の個数: 144

約数和(自身を含む): 989561664

約数和(自身を除く): 735837984

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, 25171, 50342, 75513, 100684, 125855, 151026, 176197, 201368, 226539, 251710, 302052, 352394, 377565, 402736, 453078, 503420, 528591, 604104, 704788, 755130, 805472, 880985, 906156, 1006840, 1057182, 1132695, 1208208, 1409576, 1510260, 1585773, 1761970, 1812312, 2013680, 2114364, 2265390, 2416416, 2642955, 2819152, 3020520, 3171546, 3523940, 3624624, 4027360, 4228728, 4530780, 5285910, 5638304, 6041040, 6343092, 7047880, 7249248, 7928865, 8457456, 9061560, 10571820, 12082080, 12686184, 14095760, 15857730, 16914912, 18123120, 21143640, 25372368, 28191520, 31715460, 36246240, 42287280, 50744736, 63430920, 84574560, 126861840, 253723680]

約数ペア:

[(1, 253723680), (2, 126861840), (3, 84574560), (4, 63430920), (5, 50744736), (6, 42287280), (7, 36246240), (8, 31715460), (9, 28191520), (10, 25372368), (12, 21143640), (14, 18123120), (15, 16914912), (16, 15857730), (18, 14095760), (20, 12686184), (21, 12082080), (24, 10571820), (28, 9061560), (30, 8457456), (32, 7928865), (35, 7249248), (36, 7047880), (40, 6343092), (42, 6041040), (45, 5638304), (48, 5285910), (56, 4530780), (60, 4228728), (63, 4027360), (70, 3624624), (72, 3523940), (80, 3171546), (84, 3020520), (90, 2819152), (96, 2642955), (105, 2416416), (112, 2265390), (120, 2114364), (126, 2013680), (140, 1812312), (144, 1761970), (160, 1585773), (168, 1510260), (180, 1409576), (210, 1208208), (224, 1132695), (240, 1057182), (252, 1006840), (280, 906156), (288, 880985), (315, 805472), (336, 755130), (360, 704788), (420, 604104), (480, 528591), (504, 503420), (560, 453078), (630, 402736), (672, 377565), (720, 352394), (840, 302052), (1008, 251710), (1120, 226539), (1260, 201368), (1440, 176197), (1680, 151026), (2016, 125855), (2520, 100684), (3360, 75513), (5040, 50342), (10080, 25171)]