31415672260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{7237}}^1$

素因数の和:7661

約数の個数: 96

約数和(自身を含む): 76402706688

約数和(自身を除く): 44987034428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 307, 404, 505, 614, 707, 1010, 1228, 1414, 1535, 2020, 2149, 2828, 3070, 3535, 4298, 6140, 7070, 7237, 8596, 10745, 14140, 14474, 21490, 28948, 31007, 36185, 42980, 50659, 62014, 72370, 101318, 124028, 144740, 155035, 202636, 217049, 253295, 310070, 434098, 506590, 620140, 730937, 868196, 1013180, 1085245, 1461874, 2170490, 2221759, 2923748, 3654685, 4340980, 4443518, 5116559, 7309370, 8887036, 10233118, 11108795, 14618740, 15552313, 20466236, 22217590, 25582795, 31104626, 44435180, 51165590, 62209252, 77761565, 102331180, 155523130, 224397659, 311046260, 448795318, 897590636, 1121988295, 1570783613, 2243976590, 3141567226, 4487953180, 6283134452, 7853918065, 15707836130, 31415672260]

約数ペア:

[(1, 31415672260), (2, 15707836130), (4, 7853918065), (5, 6283134452), (7, 4487953180), (10, 3141567226), (14, 2243976590), (20, 1570783613), (28, 1121988295), (35, 897590636), (70, 448795318), (101, 311046260), (140, 224397659), (202, 155523130), (307, 102331180), (404, 77761565), (505, 62209252), (614, 51165590), (707, 44435180), (1010, 31104626), (1228, 25582795), (1414, 22217590), (1535, 20466236), (2020, 15552313), (2149, 14618740), (2828, 11108795), (3070, 10233118), (3535, 8887036), (4298, 7309370), (6140, 5116559), (7070, 4443518), (7237, 4340980), (8596, 3654685), (10745, 2923748), (14140, 2221759), (14474, 2170490), (21490, 1461874), (28948, 1085245), (31007, 1013180), (36185, 868196), (42980, 730937), (50659, 620140), (62014, 506590), (72370, 434098), (101318, 310070), (124028, 253295), (144740, 217049), (155035, 202636)]