140129820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1439}}^1$

素因数の和:1995

約数の個数: 72

約数和(自身を含む): 426142080

約数和(自身を除く): 286012260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 541, 1082, 1439, 1623, 2164, 2705, 2878, 3246, 4317, 4869, 5410, 5756, 6492, 7195, 8115, 8634, 9738, 10820, 12951, 14390, 16230, 17268, 19476, 21585, 24345, 25902, 28780, 32460, 43170, 48690, 51804, 64755, 86340, 97380, 129510, 259020, 778499, 1556998, 2335497, 3113996, 3892495, 4670994, 7006491, 7784990, 9341988, 11677485, 14012982, 15569980, 23354970, 28025964, 35032455, 46709940, 70064910, 140129820]

約数ペア:

[(1, 140129820), (2, 70064910), (3, 46709940), (4, 35032455), (5, 28025964), (6, 23354970), (9, 15569980), (10, 14012982), (12, 11677485), (15, 9341988), (18, 7784990), (20, 7006491), (30, 4670994), (36, 3892495), (45, 3113996), (60, 2335497), (90, 1556998), (180, 778499), (541, 259020), (1082, 129510), (1439, 97380), (1623, 86340), (2164, 64755), (2705, 51804), (2878, 48690), (3246, 43170), (4317, 32460), (4869, 28780), (5410, 25902), (5756, 24345), (6492, 21585), (7195, 19476), (8115, 17268), (8634, 16230), (9738, 14390), (10820, 12951)]