454727840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1871}}^1$

素因数の和:1931

約数の個数: 144

約数和(自身を含む): 1290691584

約数和(自身を除く): 835963744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1871, 1960, 2170, 2480, 3038, 3472, 3742, 3920, 4340, 4960, 6076, 6944, 7484, 7595, 7840, 8680, 9355, 12152, 13097, 14968, 15190, 17360, 18710, 24304, 26194, 29936, 30380, 34720, 37420, 48608, 52388, 58001, 59872, 60760, 65485, 74840, 91679, 104776, 116002, 121520, 130970, 149680, 183358, 209552, 232004, 243040, 261940, 290005, 299360, 366716, 406007, 419104, 458395, 464008, 523880, 580010, 733432, 812014, 916790, 928016, 1047760, 1160020, 1466864, 1624028, 1833580, 1856032, 2030035, 2095520, 2320040, 2842049, 2933728, 3248056, 3667160, 4060070, 4640080, 5684098, 6496112, 7334320, 8120140, 9280160, 11368196, 12992224, 14210245, 14668640, 16240280, 22736392, 28420490, 32480560, 45472784, 56840980, 64961120, 90945568, 113681960, 227363920, 454727840]

約数ペア:

[(1, 454727840), (2, 227363920), (4, 113681960), (5, 90945568), (7, 64961120), (8, 56840980), (10, 45472784), (14, 32480560), (16, 28420490), (20, 22736392), (28, 16240280), (31, 14668640), (32, 14210245), (35, 12992224), (40, 11368196), (49, 9280160), (56, 8120140), (62, 7334320), (70, 6496112), (80, 5684098), (98, 4640080), (112, 4060070), (124, 3667160), (140, 3248056), (155, 2933728), (160, 2842049), (196, 2320040), (217, 2095520), (224, 2030035), (245, 1856032), (248, 1833580), (280, 1624028), (310, 1466864), (392, 1160020), (434, 1047760), (490, 928016), (496, 916790), (560, 812014), (620, 733432), (784, 580010), (868, 523880), (980, 464008), (992, 458395), (1085, 419104), (1120, 406007), (1240, 366716), (1519, 299360), (1568, 290005), (1736, 261940), (1871, 243040), (1960, 232004), (2170, 209552), (2480, 183358), (3038, 149680), (3472, 130970), (3742, 121520), (3920, 116002), (4340, 104776), (4960, 91679), (6076, 74840), (6944, 65485), (7484, 60760), (7595, 59872), (7840, 58001), (8680, 52388), (9355, 48608), (12152, 37420), (13097, 34720), (14968, 30380), (15190, 29936), (17360, 26194), (18710, 24304)]