8026380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 26810784

約数和(自身を除く): 18784404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 61, 68, 85, 86, 90, 102, 122, 129, 153, 170, 172, 180, 183, 204, 215, 244, 255, 258, 305, 306, 340, 366, 387, 430, 510, 516, 549, 610, 612, 645, 731, 732, 765, 774, 860, 915, 1020, 1037, 1098, 1220, 1290, 1462, 1530, 1548, 1830, 1935, 2074, 2193, 2196, 2580, 2623, 2745, 2924, 3060, 3111, 3655, 3660, 3870, 4148, 4386, 5185, 5246, 5490, 6222, 6579, 7310, 7740, 7869, 8772, 9333, 10370, 10492, 10965, 10980, 12444, 13115, 13158, 14620, 15555, 15738, 18666, 20740, 21930, 23607, 26230, 26316, 31110, 31476, 32895, 37332, 39345, 43860, 44591, 46665, 47214, 52460, 62220, 65790, 78690, 89182, 93330, 94428, 118035, 131580, 133773, 157380, 178364, 186660, 222955, 236070, 267546, 401319, 445910, 472140, 535092, 668865, 802638, 891820, 1337730, 1605276, 2006595, 2675460, 4013190, 8026380]

約数ペア:

[(1, 8026380), (2, 4013190), (3, 2675460), (4, 2006595), (5, 1605276), (6, 1337730), (9, 891820), (10, 802638), (12, 668865), (15, 535092), (17, 472140), (18, 445910), (20, 401319), (30, 267546), (34, 236070), (36, 222955), (43, 186660), (45, 178364), (51, 157380), (60, 133773), (61, 131580), (68, 118035), (85, 94428), (86, 93330), (90, 89182), (102, 78690), (122, 65790), (129, 62220), (153, 52460), (170, 47214), (172, 46665), (180, 44591), (183, 43860), (204, 39345), (215, 37332), (244, 32895), (255, 31476), (258, 31110), (305, 26316), (306, 26230), (340, 23607), (366, 21930), (387, 20740), (430, 18666), (510, 15738), (516, 15555), (549, 14620), (610, 13158), (612, 13115), (645, 12444), (731, 10980), (732, 10965), (765, 10492), (774, 10370), (860, 9333), (915, 8772), (1020, 7869), (1037, 7740), (1098, 7310), (1220, 6579), (1290, 6222), (1462, 5490), (1530, 5246), (1548, 5185), (1830, 4386), (1935, 4148), (2074, 3870), (2193, 3660), (2196, 3655), (2580, 3111), (2623, 3060), (2745, 2924)]