305991720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2141}}^1$

素因数の和:2555

約数の個数: 96

約数和(自身を含む): 997443720

約数和(自身を除く): 691452000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 397, 794, 1191, 1588, 1985, 2141, 2382, 3176, 3573, 3970, 4282, 4764, 5955, 6423, 7146, 7940, 8564, 9528, 10705, 11910, 12846, 14292, 15880, 17128, 17865, 19269, 21410, 23820, 25692, 28584, 32115, 35730, 38538, 42820, 47640, 51384, 64230, 71460, 77076, 85640, 96345, 128460, 142920, 154152, 192690, 256920, 385380, 770760, 849977, 1699954, 2549931, 3399908, 4249885, 5099862, 6799816, 7649793, 8499770, 10199724, 12749655, 15299586, 16999540, 20399448, 25499310, 30599172, 33999080, 38248965, 50998620, 61198344, 76497930, 101997240, 152995860, 305991720]

約数ペア:

[(1, 305991720), (2, 152995860), (3, 101997240), (4, 76497930), (5, 61198344), (6, 50998620), (8, 38248965), (9, 33999080), (10, 30599172), (12, 25499310), (15, 20399448), (18, 16999540), (20, 15299586), (24, 12749655), (30, 10199724), (36, 8499770), (40, 7649793), (45, 6799816), (60, 5099862), (72, 4249885), (90, 3399908), (120, 2549931), (180, 1699954), (360, 849977), (397, 770760), (794, 385380), (1191, 256920), (1588, 192690), (1985, 154152), (2141, 142920), (2382, 128460), (3176, 96345), (3573, 85640), (3970, 77076), (4282, 71460), (4764, 64230), (5955, 51384), (6423, 47640), (7146, 42820), (7940, 38538), (8564, 35730), (9528, 32115), (10705, 28584), (11910, 25692), (12846, 23820), (14292, 21410), (15880, 19269), (17128, 17865)]