71872511940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23487749}}^1$

素因数の和:23487781

約数の個数: 72

約数和(自身を含む): 230837607000

約数和(自身を除く): 158965095060

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, 23487749, 46975498, 70463247, 93950996, 117438745, 140926494, 211389741, 234877490, 281852988, 352316235, 399291733, 422779482, 469754980, 704632470, 798583466, 845558964, 1056948705, 1197875199, 1409264940, 1597166932, 1996458665, 2113897410, 2395750398, 3593625597, 3992917330, 4227794820, 4791500796, 5989375995, 7187251194, 7985834660, 11978751990, 14374502388, 17968127985, 23957503980, 35936255970, 71872511940]

約数ペア:

[(1, 71872511940), (2, 35936255970), (3, 23957503980), (4, 17968127985), (5, 14374502388), (6, 11978751990), (9, 7985834660), (10, 7187251194), (12, 5989375995), (15, 4791500796), (17, 4227794820), (18, 3992917330), (20, 3593625597), (30, 2395750398), (34, 2113897410), (36, 1996458665), (45, 1597166932), (51, 1409264940), (60, 1197875199), (68, 1056948705), (85, 845558964), (90, 798583466), (102, 704632470), (153, 469754980), (170, 422779482), (180, 399291733), (204, 352316235), (255, 281852988), (306, 234877490), (340, 211389741), (510, 140926494), (612, 117438745), (765, 93950996), (1020, 70463247), (1530, 46975498), (3060, 23487749)]