1330779904

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2749}}^1$

素因数の和:2857

約数の個数: 72

約数和(自身を含む): 2788016000

約数和(自身を除く): 1457236096

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 488, 496, 976, 992, 1891, 1952, 1984, 2749, 3782, 3904, 3968, 5498, 7564, 7808, 7936, 10996, 15128, 15616, 21992, 30256, 43984, 60512, 85219, 87968, 121024, 167689, 170438, 175936, 242048, 335378, 340876, 351872, 484096, 670756, 681752, 703744, 1341512, 1363504, 2683024, 2727008, 5198359, 5366048, 5454016, 10396718, 10732096, 10908032, 20793436, 21464192, 21816064, 41586872, 42928384, 83173744, 166347488, 332694976, 665389952, 1330779904]

約数ペア:

[(1, 1330779904), (2, 665389952), (4, 332694976), (8, 166347488), (16, 83173744), (31, 42928384), (32, 41586872), (61, 21816064), (62, 21464192), (64, 20793436), (122, 10908032), (124, 10732096), (128, 10396718), (244, 5454016), (248, 5366048), (256, 5198359), (488, 2727008), (496, 2683024), (976, 1363504), (992, 1341512), (1891, 703744), (1952, 681752), (1984, 670756), (2749, 484096), (3782, 351872), (3904, 340876), (3968, 335378), (5498, 242048), (7564, 175936), (7808, 170438), (7936, 167689), (10996, 121024), (15128, 87968), (15616, 85219), (21992, 60512), (30256, 43984)]