149955680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:677

約数の個数: 144

約数和(自身を含む): 426093696

約数和(自身を除く): 276138016

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, 617, 620, 784, 868, 980, 992, 1085, 1120, 1234, 1240, 1519, 1568, 1736, 1960, 2170, 2468, 2480, 3038, 3085, 3472, 3920, 4319, 4340, 4936, 4960, 6076, 6170, 6944, 7595, 7840, 8638, 8680, 9872, 12152, 12340, 15190, 17276, 17360, 19127, 19744, 21595, 24304, 24680, 30233, 30380, 34552, 34720, 38254, 43190, 48608, 49360, 60466, 60760, 69104, 76508, 86380, 95635, 98720, 120932, 121520, 133889, 138208, 151165, 153016, 172760, 191270, 241864, 243040, 267778, 302330, 306032, 345520, 382540, 483728, 535556, 604660, 612064, 669445, 691040, 765080, 937223, 967456, 1071112, 1209320, 1338890, 1530160, 1874446, 2142224, 2418640, 2677780, 3060320, 3748892, 4284448, 4686115, 4837280, 5355560, 7497784, 9372230, 10711120, 14995568, 18744460, 21422240, 29991136, 37488920, 74977840, 149955680]

約数ペア:

[(1, 149955680), (2, 74977840), (4, 37488920), (5, 29991136), (7, 21422240), (8, 18744460), (10, 14995568), (14, 10711120), (16, 9372230), (20, 7497784), (28, 5355560), (31, 4837280), (32, 4686115), (35, 4284448), (40, 3748892), (49, 3060320), (56, 2677780), (62, 2418640), (70, 2142224), (80, 1874446), (98, 1530160), (112, 1338890), (124, 1209320), (140, 1071112), (155, 967456), (160, 937223), (196, 765080), (217, 691040), (224, 669445), (245, 612064), (248, 604660), (280, 535556), (310, 483728), (392, 382540), (434, 345520), (490, 306032), (496, 302330), (560, 267778), (617, 243040), (620, 241864), (784, 191270), (868, 172760), (980, 153016), (992, 151165), (1085, 138208), (1120, 133889), (1234, 121520), (1240, 120932), (1519, 98720), (1568, 95635), (1736, 86380), (1960, 76508), (2170, 69104), (2468, 60760), (2480, 60466), (3038, 49360), (3085, 48608), (3472, 43190), (3920, 38254), (4319, 34720), (4340, 34552), (4936, 30380), (4960, 30233), (6076, 24680), (6170, 24304), (6944, 21595), (7595, 19744), (7840, 19127), (8638, 17360), (8680, 17276), (9872, 15190), (12152, 12340)]