231516180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{26249}}^1$

素因数の和:26278

約数の個数: 108

約数和(自身を含む): 816952500

約数和(自身を除く): 585436320

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 26249, 52498, 78747, 104996, 131245, 157494, 183743, 236241, 262490, 314988, 367486, 393735, 472482, 524980, 551229, 734972, 787470, 918715, 944964, 1102458, 1181205, 1286201, 1574940, 1653687, 1837430, 2204916, 2362410, 2572402, 2756145, 3307374, 3674860, 3858603, 4724820, 5144804, 5512290, 6431005, 6614748, 7717206, 8268435, 11024580, 11575809, 12862010, 15434412, 16536870, 19293015, 23151618, 25724020, 33073740, 38586030, 46303236, 57879045, 77172060, 115758090, 231516180]

約数ペア:

[(1, 231516180), (2, 115758090), (3, 77172060), (4, 57879045), (5, 46303236), (6, 38586030), (7, 33073740), (9, 25724020), (10, 23151618), (12, 19293015), (14, 16536870), (15, 15434412), (18, 12862010), (20, 11575809), (21, 11024580), (28, 8268435), (30, 7717206), (35, 6614748), (36, 6431005), (42, 5512290), (45, 5144804), (49, 4724820), (60, 3858603), (63, 3674860), (70, 3307374), (84, 2756145), (90, 2572402), (98, 2362410), (105, 2204916), (126, 1837430), (140, 1653687), (147, 1574940), (180, 1286201), (196, 1181205), (210, 1102458), (245, 944964), (252, 918715), (294, 787470), (315, 734972), (420, 551229), (441, 524980), (490, 472482), (588, 393735), (630, 367486), (735, 314988), (882, 262490), (980, 236241), (1260, 183743), (1470, 157494), (1764, 131245), (2205, 104996), (2940, 78747), (4410, 52498), (8820, 26249)]