223963880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 609638400

約数和(自身を除く): 385674520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 83, 92, 115, 140, 161, 166, 184, 230, 280, 322, 332, 415, 419, 460, 581, 644, 664, 805, 830, 838, 920, 1162, 1288, 1610, 1660, 1676, 1909, 2095, 2324, 2905, 2933, 3220, 3320, 3352, 3818, 4190, 4648, 5810, 5866, 6440, 7636, 8380, 9545, 9637, 11620, 11732, 13363, 14665, 15272, 16760, 19090, 19274, 23240, 23464, 26726, 29330, 34777, 38180, 38548, 48185, 53452, 58660, 66815, 67459, 69554, 76360, 77096, 96370, 106904, 117320, 133630, 134918, 139108, 173885, 192740, 243439, 267260, 269836, 278216, 337295, 347770, 385480, 486878, 534520, 539672, 674590, 695540, 799871, 973756, 1217195, 1349180, 1391080, 1599742, 1947512, 2434390, 2698360, 3199484, 3999355, 4868780, 5599097, 6398968, 7998710, 9737560, 11198194, 15997420, 22396388, 27995485, 31994840, 44792776, 55990970, 111981940, 223963880]

約数ペア:

[(1, 223963880), (2, 111981940), (4, 55990970), (5, 44792776), (7, 31994840), (8, 27995485), (10, 22396388), (14, 15997420), (20, 11198194), (23, 9737560), (28, 7998710), (35, 6398968), (40, 5599097), (46, 4868780), (56, 3999355), (70, 3199484), (83, 2698360), (92, 2434390), (115, 1947512), (140, 1599742), (161, 1391080), (166, 1349180), (184, 1217195), (230, 973756), (280, 799871), (322, 695540), (332, 674590), (415, 539672), (419, 534520), (460, 486878), (581, 385480), (644, 347770), (664, 337295), (805, 278216), (830, 269836), (838, 267260), (920, 243439), (1162, 192740), (1288, 173885), (1610, 139108), (1660, 134918), (1676, 133630), (1909, 117320), (2095, 106904), (2324, 96370), (2905, 77096), (2933, 76360), (3220, 69554), (3320, 67459), (3352, 66815), (3818, 58660), (4190, 53452), (4648, 48185), (5810, 38548), (5866, 38180), (6440, 34777), (7636, 29330), (8380, 26726), (9545, 23464), (9637, 23240), (11620, 19274), (11732, 19090), (13363, 16760), (14665, 15272)]