65474820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21397}}^1$

素因数の和:21429

約数の個数: 72

約数和(自身を含む): 210299544

約数和(自身を除く): 144824724

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, 21397, 42794, 64191, 85588, 106985, 128382, 192573, 213970, 256764, 320955, 363749, 385146, 427940, 641910, 727498, 770292, 962865, 1091247, 1283820, 1454996, 1818745, 1925730, 2182494, 3273741, 3637490, 3851460, 4364988, 5456235, 6547482, 7274980, 10912470, 13094964, 16368705, 21824940, 32737410, 65474820]

約数ペア:

[(1, 65474820), (2, 32737410), (3, 21824940), (4, 16368705), (5, 13094964), (6, 10912470), (9, 7274980), (10, 6547482), (12, 5456235), (15, 4364988), (17, 3851460), (18, 3637490), (20, 3273741), (30, 2182494), (34, 1925730), (36, 1818745), (45, 1454996), (51, 1283820), (60, 1091247), (68, 962865), (85, 770292), (90, 727498), (102, 641910), (153, 427940), (170, 385146), (180, 363749), (204, 320955), (255, 256764), (306, 213970), (340, 192573), (510, 128382), (612, 106985), (765, 85588), (1020, 64191), (1530, 42794), (3060, 21397)]