21727704420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7100557}}^1$

素因数の和:7100589

約数の個数: 72

約数和(自身を含む): 69784284024

約数和(自身を除く): 48056579604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 7100557, 14201114, 21301671, 28402228, 35502785, 42603342, 63905013, 71005570, 85206684, 106508355, 120709469, 127810026, 142011140, 213016710, 241418938, 255620052, 319525065, 362128407, 426033420, 482837876, 603547345, 639050130, 724256814, 1086385221, 1207094690, 1278100260, 1448513628, 1810642035, 2172770442, 2414189380, 3621284070, 4345540884, 5431926105, 7242568140, 10863852210, 21727704420]

約数ペア:

[(1, 21727704420), (2, 10863852210), (3, 7242568140), (4, 5431926105), (5, 4345540884), (6, 3621284070), (9, 2414189380), (10, 2172770442), (12, 1810642035), (15, 1448513628), (17, 1278100260), (18, 1207094690), (20, 1086385221), (30, 724256814), (34, 639050130), (36, 603547345), (45, 482837876), (51, 426033420), (60, 362128407), (68, 319525065), (85, 255620052), (90, 241418938), (102, 213016710), (153, 142011140), (170, 127810026), (180, 120709469), (204, 106508355), (255, 85206684), (306, 71005570), (340, 63905013), (510, 42603342), (612, 35502785), (765, 28402228), (1020, 21301671), (1530, 14201114), (3060, 7100557)]