68635320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43997}}^1$

素因数の和:44024

約数の個数: 64

約数和(自身を含む): 221749920

約数和(自身を除く): 153114600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 43997, 87994, 131991, 175988, 219985, 263982, 351976, 439970, 527964, 571961, 659955, 879940, 1055928, 1143922, 1319910, 1715883, 1759880, 2287844, 2639820, 2859805, 3431766, 4575688, 5279640, 5719610, 6863532, 8579415, 11439220, 13727064, 17158830, 22878440, 34317660, 68635320]

約数ペア:

[(1, 68635320), (2, 34317660), (3, 22878440), (4, 17158830), (5, 13727064), (6, 11439220), (8, 8579415), (10, 6863532), (12, 5719610), (13, 5279640), (15, 4575688), (20, 3431766), (24, 2859805), (26, 2639820), (30, 2287844), (39, 1759880), (40, 1715883), (52, 1319910), (60, 1143922), (65, 1055928), (78, 879940), (104, 659955), (120, 571961), (130, 527964), (156, 439970), (195, 351976), (260, 263982), (312, 219985), (390, 175988), (520, 131991), (780, 87994), (1560, 43997)]