123204120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78977}}^1$

素因数の和:79004

約数の個数: 64

約数和(自身を含む): 398049120

約数和(自身を除く): 274845000

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, 78977, 157954, 236931, 315908, 394885, 473862, 631816, 789770, 947724, 1026701, 1184655, 1579540, 1895448, 2053402, 2369310, 3080103, 3159080, 4106804, 4738620, 5133505, 6160206, 8213608, 9477240, 10267010, 12320412, 15400515, 20534020, 24640824, 30801030, 41068040, 61602060, 123204120]

約数ペア:

[(1, 123204120), (2, 61602060), (3, 41068040), (4, 30801030), (5, 24640824), (6, 20534020), (8, 15400515), (10, 12320412), (12, 10267010), (13, 9477240), (15, 8213608), (20, 6160206), (24, 5133505), (26, 4738620), (30, 4106804), (39, 3159080), (40, 3080103), (52, 2369310), (60, 2053402), (65, 1895448), (78, 1579540), (104, 1184655), (120, 1026701), (130, 947724), (156, 789770), (195, 631816), (260, 473862), (312, 394885), (390, 315908), (520, 236931), (780, 157954), (1560, 78977)]