199432610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 438939648

約数和(自身を除く): 239507038

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 41, 62, 65, 71, 82, 85, 130, 142, 155, 170, 205, 221, 310, 355, 403, 410, 442, 527, 533, 697, 710, 806, 923, 1054, 1066, 1105, 1207, 1271, 1394, 1846, 2015, 2201, 2210, 2414, 2542, 2635, 2665, 2911, 3485, 4030, 4402, 4615, 5270, 5330, 5822, 6035, 6355, 6851, 6970, 9061, 9230, 11005, 12070, 12710, 13702, 14555, 15691, 16523, 18122, 21607, 22010, 28613, 29110, 31382, 33046, 34255, 37417, 37843, 43214, 45305, 49487, 57226, 68510, 74834, 75686, 78455, 82615, 90241, 90610, 98974, 108035, 143065, 156910, 165230, 180482, 187085, 189215, 216070, 247435, 280891, 286130, 374170, 378430, 451205, 486421, 494870, 561782, 643331, 902410, 972842, 1173133, 1286662, 1404455, 1534097, 2346266, 2432105, 2808910, 3068194, 3216655, 4864210, 5865665, 6433310, 7670485, 11731330, 15340970, 19943261, 39886522, 99716305, 199432610]

約数ペア:

[(1, 199432610), (2, 99716305), (5, 39886522), (10, 19943261), (13, 15340970), (17, 11731330), (26, 7670485), (31, 6433310), (34, 5865665), (41, 4864210), (62, 3216655), (65, 3068194), (71, 2808910), (82, 2432105), (85, 2346266), (130, 1534097), (142, 1404455), (155, 1286662), (170, 1173133), (205, 972842), (221, 902410), (310, 643331), (355, 561782), (403, 494870), (410, 486421), (442, 451205), (527, 378430), (533, 374170), (697, 286130), (710, 280891), (806, 247435), (923, 216070), (1054, 189215), (1066, 187085), (1105, 180482), (1207, 165230), (1271, 156910), (1394, 143065), (1846, 108035), (2015, 98974), (2201, 90610), (2210, 90241), (2414, 82615), (2542, 78455), (2635, 75686), (2665, 74834), (2911, 68510), (3485, 57226), (4030, 49487), (4402, 45305), (4615, 43214), (5270, 37843), (5330, 37417), (5822, 34255), (6035, 33046), (6355, 31382), (6851, 29110), (6970, 28613), (9061, 22010), (9230, 21607), (11005, 18122), (12070, 16523), (12710, 15691), (13702, 14555)]