163931940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 516887280

約数和(自身を除く): 352955340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 97, 123, 164, 180, 194, 205, 229, 246, 291, 369, 388, 410, 458, 485, 492, 582, 615, 687, 738, 820, 873, 916, 970, 1145, 1164, 1230, 1374, 1455, 1476, 1746, 1845, 1940, 2061, 2290, 2460, 2748, 2910, 3435, 3492, 3690, 3977, 4122, 4365, 4580, 5820, 6870, 7380, 7954, 8244, 8730, 9389, 10305, 11931, 13740, 15908, 17460, 18778, 19885, 20610, 22213, 23862, 28167, 35793, 37556, 39770, 41220, 44426, 46945, 47724, 56334, 59655, 66639, 71586, 79540, 84501, 88852, 93890, 111065, 112668, 119310, 133278, 140835, 143172, 169002, 178965, 187780, 199917, 222130, 238620, 266556, 281670, 333195, 338004, 357930, 399834, 422505, 444260, 563340, 666390, 715860, 799668, 845010, 910733, 999585, 1332780, 1690020, 1821466, 1999170, 2732199, 3642932, 3998340, 4553665, 5464398, 8196597, 9107330, 10928796, 13660995, 16393194, 18214660, 27321990, 32786388, 40982985, 54643980, 81965970, 163931940]

約数ペア:

[(1, 163931940), (2, 81965970), (3, 54643980), (4, 40982985), (5, 32786388), (6, 27321990), (9, 18214660), (10, 16393194), (12, 13660995), (15, 10928796), (18, 9107330), (20, 8196597), (30, 5464398), (36, 4553665), (41, 3998340), (45, 3642932), (60, 2732199), (82, 1999170), (90, 1821466), (97, 1690020), (123, 1332780), (164, 999585), (180, 910733), (194, 845010), (205, 799668), (229, 715860), (246, 666390), (291, 563340), (369, 444260), (388, 422505), (410, 399834), (458, 357930), (485, 338004), (492, 333195), (582, 281670), (615, 266556), (687, 238620), (738, 222130), (820, 199917), (873, 187780), (916, 178965), (970, 169002), (1145, 143172), (1164, 140835), (1230, 133278), (1374, 119310), (1455, 112668), (1476, 111065), (1746, 93890), (1845, 88852), (1940, 84501), (2061, 79540), (2290, 71586), (2460, 66639), (2748, 59655), (2910, 56334), (3435, 47724), (3492, 46945), (3690, 44426), (3977, 41220), (4122, 39770), (4365, 37556), (4580, 35793), (5820, 28167), (6870, 23862), (7380, 22213), (7954, 20610), (8244, 19885), (8730, 18778), (9389, 17460), (10305, 15908), (11931, 13740)]