2982980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 8467200

約数和(自身を除く): 5484220

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 149, 154, 182, 220, 260, 286, 298, 308, 364, 385, 455, 572, 596, 715, 745, 770, 910, 1001, 1043, 1430, 1490, 1540, 1639, 1820, 1937, 2002, 2086, 2860, 2980, 3278, 3874, 4004, 4172, 5005, 5215, 6556, 7748, 8195, 9685, 10010, 10430, 11473, 13559, 16390, 19370, 20020, 20860, 21307, 22946, 27118, 32780, 38740, 42614, 45892, 54236, 57365, 67795, 85228, 106535, 114730, 135590, 149149, 213070, 229460, 271180, 298298, 426140, 596596, 745745, 1491490, 2982980]

約数ペア:

[(1, 2982980), (2, 1491490), (4, 745745), (5, 596596), (7, 426140), (10, 298298), (11, 271180), (13, 229460), (14, 213070), (20, 149149), (22, 135590), (26, 114730), (28, 106535), (35, 85228), (44, 67795), (52, 57365), (55, 54236), (65, 45892), (70, 42614), (77, 38740), (91, 32780), (110, 27118), (130, 22946), (140, 21307), (143, 20860), (149, 20020), (154, 19370), (182, 16390), (220, 13559), (260, 11473), (286, 10430), (298, 10010), (308, 9685), (364, 8195), (385, 7748), (455, 6556), (572, 5215), (596, 5005), (715, 4172), (745, 4004), (770, 3874), (910, 3278), (1001, 2980), (1043, 2860), (1430, 2086), (1490, 2002), (1540, 1937), (1639, 1820)]