213162660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{69661}}^1$

素因数の和:69693

約数の個数: 72

約数和(自身を含む): 684638136

約数和(自身を除く): 471475476

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, 69661, 139322, 208983, 278644, 348305, 417966, 626949, 696610, 835932, 1044915, 1184237, 1253898, 1393220, 2089830, 2368474, 2507796, 3134745, 3552711, 4179660, 4736948, 5921185, 6269490, 7105422, 10658133, 11842370, 12538980, 14210844, 17763555, 21316266, 23684740, 35527110, 42632532, 53290665, 71054220, 106581330, 213162660]

約数ペア:

[(1, 213162660), (2, 106581330), (3, 71054220), (4, 53290665), (5, 42632532), (6, 35527110), (9, 23684740), (10, 21316266), (12, 17763555), (15, 14210844), (17, 12538980), (18, 11842370), (20, 10658133), (30, 7105422), (34, 6269490), (36, 5921185), (45, 4736948), (51, 4179660), (60, 3552711), (68, 3134745), (85, 2507796), (90, 2368474), (102, 2089830), (153, 1393220), (170, 1253898), (180, 1184237), (204, 1044915), (255, 835932), (306, 696610), (340, 626949), (510, 417966), (612, 348305), (765, 278644), (1020, 208983), (1530, 139322), (3060, 69661)]