1303206520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13649}}^1$

素因数の和:13709

約数の個数: 128

約数和(自身を含む): 3773952000

約数和(自身を除く): 2470745480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1540, 1705, 1736, 2170, 2387, 2728, 3080, 3410, 4340, 4774, 6820, 8680, 9548, 11935, 13640, 13649, 19096, 23870, 27298, 47740, 54596, 68245, 95480, 95543, 109192, 136490, 150139, 191086, 272980, 300278, 382172, 423119, 477715, 545960, 600556, 750695, 764344, 846238, 955430, 1050973, 1201112, 1501390, 1692476, 1910860, 2101946, 2115595, 2961833, 3002780, 3384952, 3821720, 4203892, 4231190, 4654309, 5254865, 5923666, 6005560, 8407784, 8462380, 9308618, 10509730, 11847332, 14809165, 16924760, 18617236, 21019460, 23271545, 23694664, 29618330, 32580163, 37234472, 42038920, 46543090, 59236660, 65160326, 93086180, 118473320, 130320652, 162900815, 186172360, 260641304, 325801630, 651603260, 1303206520]

約数ペア:

[(1, 1303206520), (2, 651603260), (4, 325801630), (5, 260641304), (7, 186172360), (8, 162900815), (10, 130320652), (11, 118473320), (14, 93086180), (20, 65160326), (22, 59236660), (28, 46543090), (31, 42038920), (35, 37234472), (40, 32580163), (44, 29618330), (55, 23694664), (56, 23271545), (62, 21019460), (70, 18617236), (77, 16924760), (88, 14809165), (110, 11847332), (124, 10509730), (140, 9308618), (154, 8462380), (155, 8407784), (217, 6005560), (220, 5923666), (248, 5254865), (280, 4654309), (308, 4231190), (310, 4203892), (341, 3821720), (385, 3384952), (434, 3002780), (440, 2961833), (616, 2115595), (620, 2101946), (682, 1910860), (770, 1692476), (868, 1501390), (1085, 1201112), (1240, 1050973), (1364, 955430), (1540, 846238), (1705, 764344), (1736, 750695), (2170, 600556), (2387, 545960), (2728, 477715), (3080, 423119), (3410, 382172), (4340, 300278), (4774, 272980), (6820, 191086), (8680, 150139), (9548, 136490), (11935, 109192), (13640, 95543), (13649, 95480), (19096, 68245), (23870, 54596), (27298, 47740)]