197639640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1778

約数の個数: 192

約数和(自身を含む): 725306400

約数和(自身を除く): 527666760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 55, 58, 60, 66, 72, 87, 88, 90, 99, 110, 116, 120, 132, 145, 165, 174, 180, 198, 220, 232, 261, 264, 290, 319, 330, 348, 360, 396, 435, 440, 495, 522, 580, 638, 660, 696, 792, 870, 957, 990, 1044, 1160, 1276, 1305, 1320, 1595, 1721, 1740, 1914, 1980, 2088, 2552, 2610, 2871, 3190, 3442, 3480, 3828, 3960, 4785, 5163, 5220, 5742, 6380, 6884, 7656, 8605, 9570, 10326, 10440, 11484, 12760, 13768, 14355, 15489, 17210, 18931, 19140, 20652, 22968, 25815, 28710, 30978, 34420, 37862, 38280, 41304, 49909, 51630, 56793, 57420, 61956, 68840, 75724, 77445, 94655, 99818, 103260, 113586, 114840, 123912, 149727, 151448, 154890, 170379, 189310, 199636, 206520, 227172, 249545, 283965, 299454, 309780, 340758, 378620, 399272, 449181, 454344, 499090, 548999, 567930, 598908, 619560, 681516, 748635, 757240, 851895, 898362, 998180, 1097998, 1135860, 1197816, 1363032, 1497270, 1646997, 1703790, 1796724, 1996360, 2195996, 2245905, 2271720, 2744995, 2994540, 3293994, 3407580, 3593448, 4391992, 4491810, 4940991, 5489990, 5989080, 6587988, 6815160, 8234985, 8983620, 9881982, 10979980, 13175976, 16469970, 17967240, 19763964, 21959960, 24704955, 32939940, 39527928, 49409910, 65879880, 98819820, 197639640]

約数ペア:

[(1, 197639640), (2, 98819820), (3, 65879880), (4, 49409910), (5, 39527928), (6, 32939940), (8, 24704955), (9, 21959960), (10, 19763964), (11, 17967240), (12, 16469970), (15, 13175976), (18, 10979980), (20, 9881982), (22, 8983620), (24, 8234985), (29, 6815160), (30, 6587988), (33, 5989080), (36, 5489990), (40, 4940991), (44, 4491810), (45, 4391992), (55, 3593448), (58, 3407580), (60, 3293994), (66, 2994540), (72, 2744995), (87, 2271720), (88, 2245905), (90, 2195996), (99, 1996360), (110, 1796724), (116, 1703790), (120, 1646997), (132, 1497270), (145, 1363032), (165, 1197816), (174, 1135860), (180, 1097998), (198, 998180), (220, 898362), (232, 851895), (261, 757240), (264, 748635), (290, 681516), (319, 619560), (330, 598908), (348, 567930), (360, 548999), (396, 499090), (435, 454344), (440, 449181), (495, 399272), (522, 378620), (580, 340758), (638, 309780), (660, 299454), (696, 283965), (792, 249545), (870, 227172), (957, 206520), (990, 199636), (1044, 189310), (1160, 170379), (1276, 154890), (1305, 151448), (1320, 149727), (1595, 123912), (1721, 114840), (1740, 113586), (1914, 103260), (1980, 99818), (2088, 94655), (2552, 77445), (2610, 75724), (2871, 68840), (3190, 61956), (3442, 57420), (3480, 56793), (3828, 51630), (3960, 49909), (4785, 41304), (5163, 38280), (5220, 37862), (5742, 34420), (6380, 30978), (6884, 28710), (7656, 25815), (8605, 22968), (9570, 20652), (10326, 19140), (10440, 18931), (11484, 17210), (12760, 15489), (13768, 14355)]