213912720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42443}}^1$

素因数の和:42469

約数の個数: 120

約数和(自身を含む): 821036736

約数和(自身を除く): 607124016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42443, 84886, 127329, 169772, 212215, 254658, 297101, 339544, 381987, 424430, 509316, 594202, 636645, 679088, 763974, 848860, 891303, 1018632, 1188404, 1273290, 1485505, 1527948, 1697720, 1782606, 1909935, 2037264, 2376808, 2546580, 2673909, 2971010, 3055896, 3395440, 3565212, 3819870, 4456515, 4753616, 5093160, 5347818, 5942020, 6111792, 7130424, 7639740, 8913030, 10186320, 10695636, 11884040, 13369545, 14260848, 15279480, 17826060, 21391272, 23768080, 26739090, 30558960, 35652120, 42782544, 53478180, 71304240, 106956360, 213912720]

約数ペア:

[(1, 213912720), (2, 106956360), (3, 71304240), (4, 53478180), (5, 42782544), (6, 35652120), (7, 30558960), (8, 26739090), (9, 23768080), (10, 21391272), (12, 17826060), (14, 15279480), (15, 14260848), (16, 13369545), (18, 11884040), (20, 10695636), (21, 10186320), (24, 8913030), (28, 7639740), (30, 7130424), (35, 6111792), (36, 5942020), (40, 5347818), (42, 5093160), (45, 4753616), (48, 4456515), (56, 3819870), (60, 3565212), (63, 3395440), (70, 3055896), (72, 2971010), (80, 2673909), (84, 2546580), (90, 2376808), (105, 2037264), (112, 1909935), (120, 1782606), (126, 1697720), (140, 1527948), (144, 1485505), (168, 1273290), (180, 1188404), (210, 1018632), (240, 891303), (252, 848860), (280, 763974), (315, 679088), (336, 636645), (360, 594202), (420, 509316), (504, 424430), (560, 381987), (630, 339544), (720, 297101), (840, 254658), (1008, 212215), (1260, 169772), (1680, 127329), (2520, 84886), (5040, 42443)]