663888120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41597}}^1$

素因数の和:41637

約数の個数: 128

約数和(自身を含む): 2396044800

約数和(自身を除く): 1732156680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 41597, 83194, 124791, 166388, 207985, 249582, 291179, 332776, 415970, 499164, 582358, 623955, 790343, 831940, 873537, 998328, 1164716, 1247910, 1455895, 1580686, 1663880, 1747074, 2329432, 2371029, 2495820, 2911790, 3161372, 3494148, 3951715, 4367685, 4742058, 4991640, 5532401, 5823580, 6322744, 6988296, 7903430, 8735370, 9484116, 11064802, 11647160, 11855145, 15806860, 16597203, 17470740, 18968232, 22129604, 23710290, 27662005, 31613720, 33194406, 34941480, 44259208, 47420580, 55324010, 66388812, 82986015, 94841160, 110648020, 132777624, 165972030, 221296040, 331944060, 663888120]

約数ペア:

[(1, 663888120), (2, 331944060), (3, 221296040), (4, 165972030), (5, 132777624), (6, 110648020), (7, 94841160), (8, 82986015), (10, 66388812), (12, 55324010), (14, 47420580), (15, 44259208), (19, 34941480), (20, 33194406), (21, 31613720), (24, 27662005), (28, 23710290), (30, 22129604), (35, 18968232), (38, 17470740), (40, 16597203), (42, 15806860), (56, 11855145), (57, 11647160), (60, 11064802), (70, 9484116), (76, 8735370), (84, 7903430), (95, 6988296), (105, 6322744), (114, 5823580), (120, 5532401), (133, 4991640), (140, 4742058), (152, 4367685), (168, 3951715), (190, 3494148), (210, 3161372), (228, 2911790), (266, 2495820), (280, 2371029), (285, 2329432), (380, 1747074), (399, 1663880), (420, 1580686), (456, 1455895), (532, 1247910), (570, 1164716), (665, 998328), (760, 873537), (798, 831940), (840, 790343), (1064, 623955), (1140, 582358), (1330, 499164), (1596, 415970), (1995, 332776), (2280, 291179), (2660, 249582), (3192, 207985), (3990, 166388), (5320, 124791), (7980, 83194), (15960, 41597)]