180700240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1545

約数の個数: 120

約数和(自身を含む): 504824832

約数和(自身を除く): 324124592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1487, 1519, 1736, 1960, 2170, 2480, 2974, 3038, 3472, 3920, 4340, 5948, 6076, 7435, 7595, 8680, 10409, 11896, 12152, 14870, 15190, 17360, 20818, 23792, 24304, 29740, 30380, 41636, 46097, 52045, 59480, 60760, 72863, 83272, 92194, 104090, 118960, 121520, 145726, 166544, 184388, 208180, 230485, 291452, 322679, 364315, 368776, 416360, 460970, 582904, 645358, 728630, 737552, 832720, 921940, 1165808, 1290716, 1457260, 1613395, 1843880, 2258753, 2581432, 2914520, 3226790, 3687760, 4517506, 5162864, 5829040, 6453580, 9035012, 11293765, 12907160, 18070024, 22587530, 25814320, 36140048, 45175060, 90350120, 180700240]

約数ペア:

[(1, 180700240), (2, 90350120), (4, 45175060), (5, 36140048), (7, 25814320), (8, 22587530), (10, 18070024), (14, 12907160), (16, 11293765), (20, 9035012), (28, 6453580), (31, 5829040), (35, 5162864), (40, 4517506), (49, 3687760), (56, 3226790), (62, 2914520), (70, 2581432), (80, 2258753), (98, 1843880), (112, 1613395), (124, 1457260), (140, 1290716), (155, 1165808), (196, 921940), (217, 832720), (245, 737552), (248, 728630), (280, 645358), (310, 582904), (392, 460970), (434, 416360), (490, 368776), (496, 364315), (560, 322679), (620, 291452), (784, 230485), (868, 208180), (980, 184388), (1085, 166544), (1240, 145726), (1487, 121520), (1519, 118960), (1736, 104090), (1960, 92194), (2170, 83272), (2480, 72863), (2974, 60760), (3038, 59480), (3472, 52045), (3920, 46097), (4340, 41636), (5948, 30380), (6076, 29740), (7435, 24304), (7595, 23792), (8680, 20818), (10409, 17360), (11896, 15190), (12152, 14870)]