423156720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{251879}}^1$

素因数の和:251902

約数の個数: 80

約数和(自身を含む): 1499189760

約数和(自身を除く): 1076033040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 251879, 503758, 755637, 1007516, 1259395, 1511274, 1763153, 2015032, 2518790, 3022548, 3526306, 3778185, 4030064, 5037580, 5289459, 6045096, 7052612, 7556370, 8815765, 10075160, 10578918, 12090192, 14105224, 15112740, 17631530, 20150320, 21157836, 26447295, 28210448, 30225480, 35263060, 42315672, 52894590, 60450960, 70526120, 84631344, 105789180, 141052240, 211578360, 423156720]

約数ペア:

[(1, 423156720), (2, 211578360), (3, 141052240), (4, 105789180), (5, 84631344), (6, 70526120), (7, 60450960), (8, 52894590), (10, 42315672), (12, 35263060), (14, 30225480), (15, 28210448), (16, 26447295), (20, 21157836), (21, 20150320), (24, 17631530), (28, 15112740), (30, 14105224), (35, 12090192), (40, 10578918), (42, 10075160), (48, 8815765), (56, 7556370), (60, 7052612), (70, 6045096), (80, 5289459), (84, 5037580), (105, 4030064), (112, 3778185), (120, 3526306), (140, 3022548), (168, 2518790), (210, 2015032), (240, 1763153), (280, 1511274), (336, 1259395), (420, 1007516), (560, 755637), (840, 503758), (1680, 251879)]