402258640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1153}}^1$

素因数の和:1269

約数の個数: 120

約数和(自身を含む): 1101123720

約数和(自身を除く): 698865080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 89, 98, 112, 140, 178, 196, 245, 280, 356, 392, 445, 490, 560, 623, 712, 784, 890, 980, 1153, 1246, 1424, 1780, 1960, 2306, 2492, 3115, 3560, 3920, 4361, 4612, 4984, 5765, 6230, 7120, 8071, 8722, 9224, 9968, 11530, 12460, 16142, 17444, 18448, 21805, 23060, 24920, 32284, 34888, 40355, 43610, 46120, 49840, 56497, 64568, 69776, 80710, 87220, 92240, 102617, 112994, 129136, 161420, 174440, 205234, 225988, 282485, 322840, 348880, 410468, 451976, 513085, 564970, 645680, 718319, 820936, 903952, 1026170, 1129940, 1436638, 1641872, 2052340, 2259880, 2873276, 3591595, 4104680, 4519760, 5028233, 5746552, 7183190, 8209360, 10056466, 11493104, 14366380, 20112932, 25141165, 28732760, 40225864, 50282330, 57465520, 80451728, 100564660, 201129320, 402258640]

約数ペア:

[(1, 402258640), (2, 201129320), (4, 100564660), (5, 80451728), (7, 57465520), (8, 50282330), (10, 40225864), (14, 28732760), (16, 25141165), (20, 20112932), (28, 14366380), (35, 11493104), (40, 10056466), (49, 8209360), (56, 7183190), (70, 5746552), (80, 5028233), (89, 4519760), (98, 4104680), (112, 3591595), (140, 2873276), (178, 2259880), (196, 2052340), (245, 1641872), (280, 1436638), (356, 1129940), (392, 1026170), (445, 903952), (490, 820936), (560, 718319), (623, 645680), (712, 564970), (784, 513085), (890, 451976), (980, 410468), (1153, 348880), (1246, 322840), (1424, 282485), (1780, 225988), (1960, 205234), (2306, 174440), (2492, 161420), (3115, 129136), (3560, 112994), (3920, 102617), (4361, 92240), (4612, 87220), (4984, 80710), (5765, 69776), (6230, 64568), (7120, 56497), (8071, 49840), (8722, 46120), (9224, 43610), (9968, 40355), (11530, 34888), (12460, 32284), (16142, 24920), (17444, 23060), (18448, 21805)]