1656551940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^2\times {\mathrm{1471}}^1$

素因数の和:1757

約数の個数: 72

約数和(自身を含む): 4675625472

約数和(自身を除く): 3019073532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1471, 1644, 2055, 2740, 2942, 4110, 4413, 5884, 7355, 8220, 8826, 14710, 17652, 18769, 22065, 29420, 37538, 44130, 56307, 75076, 88260, 93845, 112614, 187690, 201527, 225228, 281535, 375380, 403054, 563070, 604581, 806108, 1007635, 1126140, 1209162, 2015270, 2418324, 3022905, 4030540, 6045810, 12091620, 27609199, 55218398, 82827597, 110436796, 138045995, 165655194, 276091990, 331310388, 414137985, 552183980, 828275970, 1656551940]

約数ペア:

[(1, 1656551940), (2, 828275970), (3, 552183980), (4, 414137985), (5, 331310388), (6, 276091990), (10, 165655194), (12, 138045995), (15, 110436796), (20, 82827597), (30, 55218398), (60, 27609199), (137, 12091620), (274, 6045810), (411, 4030540), (548, 3022905), (685, 2418324), (822, 2015270), (1370, 1209162), (1471, 1126140), (1644, 1007635), (2055, 806108), (2740, 604581), (2942, 563070), (4110, 403054), (4413, 375380), (5884, 281535), (7355, 225228), (8220, 201527), (8826, 187690), (14710, 112614), (17652, 93845), (18769, 88260), (22065, 75076), (29420, 56307), (37538, 44130)]