200016040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 568814400

約数和(自身を除く): 368798360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 49, 56, 70, 76, 82, 95, 98, 131, 133, 140, 152, 164, 190, 196, 205, 245, 262, 266, 280, 287, 328, 380, 392, 410, 490, 524, 532, 574, 655, 665, 760, 779, 820, 917, 931, 980, 1048, 1064, 1148, 1310, 1330, 1435, 1558, 1640, 1834, 1862, 1960, 2009, 2296, 2489, 2620, 2660, 2870, 3116, 3668, 3724, 3895, 4018, 4585, 4655, 4978, 5240, 5320, 5371, 5453, 5740, 6232, 6419, 7336, 7448, 7790, 8036, 9170, 9310, 9956, 10045, 10742, 10906, 11480, 12445, 12838, 15580, 16072, 17423, 18340, 18620, 19912, 20090, 21484, 21812, 24890, 25676, 26855, 27265, 31160, 32095, 34846, 36680, 37240, 37597, 38171, 40180, 42968, 43624, 49780, 51352, 53710, 54530, 64190, 69692, 75194, 76342, 80360, 87115, 99560, 102049, 107420, 109060, 121961, 128380, 139384, 150388, 152684, 174230, 187985, 190855, 204098, 214840, 218120, 243922, 256760, 263179, 300776, 305368, 348460, 375970, 381710, 408196, 487844, 510245, 526358, 609805, 696920, 714343, 751940, 763420, 816392, 975688, 1020490, 1052716, 1219610, 1315895, 1428686, 1503880, 1526840, 2040980, 2105432, 2439220, 2631790, 2857372, 3571715, 4081960, 4878440, 5000401, 5263580, 5714744, 7143430, 10000802, 10527160, 14286860, 20001604, 25002005, 28573720, 40003208, 50004010, 100008020, 200016040]

約数ペア:

[(1, 200016040), (2, 100008020), (4, 50004010), (5, 40003208), (7, 28573720), (8, 25002005), (10, 20001604), (14, 14286860), (19, 10527160), (20, 10000802), (28, 7143430), (35, 5714744), (38, 5263580), (40, 5000401), (41, 4878440), (49, 4081960), (56, 3571715), (70, 2857372), (76, 2631790), (82, 2439220), (95, 2105432), (98, 2040980), (131, 1526840), (133, 1503880), (140, 1428686), (152, 1315895), (164, 1219610), (190, 1052716), (196, 1020490), (205, 975688), (245, 816392), (262, 763420), (266, 751940), (280, 714343), (287, 696920), (328, 609805), (380, 526358), (392, 510245), (410, 487844), (490, 408196), (524, 381710), (532, 375970), (574, 348460), (655, 305368), (665, 300776), (760, 263179), (779, 256760), (820, 243922), (917, 218120), (931, 214840), (980, 204098), (1048, 190855), (1064, 187985), (1148, 174230), (1310, 152684), (1330, 150388), (1435, 139384), (1558, 128380), (1640, 121961), (1834, 109060), (1862, 107420), (1960, 102049), (2009, 99560), (2296, 87115), (2489, 80360), (2620, 76342), (2660, 75194), (2870, 69692), (3116, 64190), (3668, 54530), (3724, 53710), (3895, 51352), (4018, 49780), (4585, 43624), (4655, 42968), (4978, 40180), (5240, 38171), (5320, 37597), (5371, 37240), (5453, 36680), (5740, 34846), (6232, 32095), (6419, 31160), (7336, 27265), (7448, 26855), (7790, 25676), (8036, 24890), (9170, 21812), (9310, 21484), (9956, 20090), (10045, 19912), (10742, 18620), (10906, 18340), (11480, 17423), (12445, 16072), (12838, 15580)]