306840905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 465315840

約数和(自身を除く): 158474935

約数列:

[1, 5, 7, 17, 35, 43, 67, 85, 119, 179, 215, 301, 335, 469, 595, 731, 895, 1139, 1253, 1505, 2345, 2881, 3043, 3655, 5117, 5695, 6265, 7697, 7973, 11993, 14405, 15215, 20167, 21301, 25585, 38485, 39865, 48977, 53879, 59965, 83951, 100835, 106505, 130849, 203881, 244885, 269395, 342839, 419755, 515699, 654245, 915943, 1019405, 1427167, 1714195, 2578495, 3609893, 4579715, 7135835, 8766883, 18049465, 43834415, 61368181, 306840905]

約数ペア:

[(1, 306840905), (5, 61368181), (7, 43834415), (17, 18049465), (35, 8766883), (43, 7135835), (67, 4579715), (85, 3609893), (119, 2578495), (179, 1714195), (215, 1427167), (301, 1019405), (335, 915943), (469, 654245), (595, 515699), (731, 419755), (895, 342839), (1139, 269395), (1253, 244885), (1505, 203881), (2345, 130849), (2881, 106505), (3043, 100835), (3655, 83951), (5117, 59965), (5695, 53879), (6265, 48977), (7697, 39865), (7973, 38485), (11993, 25585), (14405, 21301), (15215, 20167)]