201571720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 572935680

約数和(自身を除く): 371363960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 47, 53, 56, 68, 70, 85, 94, 106, 119, 136, 140, 170, 188, 212, 235, 238, 265, 280, 289, 329, 340, 371, 376, 424, 470, 476, 530, 578, 595, 658, 680, 742, 799, 901, 940, 952, 1060, 1156, 1190, 1316, 1445, 1484, 1598, 1645, 1802, 1855, 1880, 2023, 2120, 2312, 2380, 2491, 2632, 2890, 2968, 3196, 3290, 3604, 3710, 3995, 4046, 4505, 4760, 4982, 5593, 5780, 6307, 6392, 6580, 7208, 7420, 7990, 8092, 9010, 9964, 10115, 11186, 11560, 12455, 12614, 13160, 13583, 14840, 15317, 15980, 16184, 17437, 18020, 19928, 20230, 22372, 24910, 25228, 27166, 27965, 30634, 31535, 31960, 34874, 36040, 40460, 42347, 44744, 49820, 50456, 54332, 55930, 61268, 63070, 67915, 69748, 76585, 80920, 84694, 87185, 95081, 99640, 107219, 108664, 111860, 122536, 126140, 135830, 139496, 153170, 169388, 174370, 190162, 211735, 214438, 223720, 252280, 271660, 296429, 306340, 338776, 348740, 380324, 423470, 428876, 475405, 536095, 543320, 592858, 612680, 697480, 719899, 760648, 846940, 857752, 950810, 1072190, 1185716, 1439798, 1482145, 1693880, 1901620, 2144380, 2371432, 2879596, 2964290, 3599495, 3803240, 4288760, 5039293, 5759192, 5928580, 7198990, 10078586, 11857160, 14397980, 20157172, 25196465, 28795960, 40314344, 50392930, 100785860, 201571720]

約数ペア:

[(1, 201571720), (2, 100785860), (4, 50392930), (5, 40314344), (7, 28795960), (8, 25196465), (10, 20157172), (14, 14397980), (17, 11857160), (20, 10078586), (28, 7198990), (34, 5928580), (35, 5759192), (40, 5039293), (47, 4288760), (53, 3803240), (56, 3599495), (68, 2964290), (70, 2879596), (85, 2371432), (94, 2144380), (106, 1901620), (119, 1693880), (136, 1482145), (140, 1439798), (170, 1185716), (188, 1072190), (212, 950810), (235, 857752), (238, 846940), (265, 760648), (280, 719899), (289, 697480), (329, 612680), (340, 592858), (371, 543320), (376, 536095), (424, 475405), (470, 428876), (476, 423470), (530, 380324), (578, 348740), (595, 338776), (658, 306340), (680, 296429), (742, 271660), (799, 252280), (901, 223720), (940, 214438), (952, 211735), (1060, 190162), (1156, 174370), (1190, 169388), (1316, 153170), (1445, 139496), (1484, 135830), (1598, 126140), (1645, 122536), (1802, 111860), (1855, 108664), (1880, 107219), (2023, 99640), (2120, 95081), (2312, 87185), (2380, 84694), (2491, 80920), (2632, 76585), (2890, 69748), (2968, 67915), (3196, 63070), (3290, 61268), (3604, 55930), (3710, 54332), (3995, 50456), (4046, 49820), (4505, 44744), (4760, 42347), (4982, 40460), (5593, 36040), (5780, 34874), (6307, 31960), (6392, 31535), (6580, 30634), (7208, 27965), (7420, 27166), (7990, 25228), (8092, 24910), (9010, 22372), (9964, 20230), (10115, 19928), (11186, 18020), (11560, 17437), (12455, 16184), (12614, 15980), (13160, 15317), (13583, 14840)]