156702980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 96

約数和(自身を含む): 391910400

約数和(自身を除く): 235207420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 343, 371, 431, 490, 530, 686, 742, 862, 980, 1060, 1372, 1484, 1715, 1724, 1855, 2155, 2597, 3017, 3430, 3710, 4310, 5194, 6034, 6860, 7420, 8620, 10388, 12068, 12985, 15085, 18179, 21119, 22843, 25970, 30170, 36358, 42238, 45686, 51940, 60340, 72716, 84476, 90895, 91372, 105595, 114215, 147833, 159901, 181790, 211190, 228430, 295666, 319802, 363580, 422380, 456860, 591332, 639604, 739165, 799505, 1119307, 1478330, 1599010, 2238614, 2956660, 3198020, 4477228, 5596535, 7835149, 11193070, 15670298, 22386140, 31340596, 39175745, 78351490, 156702980]

約数ペア:

[(1, 156702980), (2, 78351490), (4, 39175745), (5, 31340596), (7, 22386140), (10, 15670298), (14, 11193070), (20, 7835149), (28, 5596535), (35, 4477228), (49, 3198020), (53, 2956660), (70, 2238614), (98, 1599010), (106, 1478330), (140, 1119307), (196, 799505), (212, 739165), (245, 639604), (265, 591332), (343, 456860), (371, 422380), (431, 363580), (490, 319802), (530, 295666), (686, 228430), (742, 211190), (862, 181790), (980, 159901), (1060, 147833), (1372, 114215), (1484, 105595), (1715, 91372), (1724, 90895), (1855, 84476), (2155, 72716), (2597, 60340), (3017, 51940), (3430, 45686), (3710, 42238), (4310, 36358), (5194, 30170), (6034, 25970), (6860, 22843), (7420, 21119), (8620, 18179), (10388, 15085), (12068, 12985)]