97972020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 318781008

約数和(自身を除く): 220808988

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, 101, 102, 153, 170, 180, 202, 204, 255, 303, 306, 317, 340, 404, 505, 510, 606, 612, 634, 765, 909, 951, 1010, 1020, 1212, 1268, 1515, 1530, 1585, 1717, 1818, 1902, 2020, 2853, 3030, 3060, 3170, 3434, 3636, 3804, 4545, 4755, 5151, 5389, 5706, 6060, 6340, 6868, 8585, 9090, 9510, 10302, 10778, 11412, 14265, 15453, 16167, 17170, 18180, 19020, 20604, 21556, 25755, 26945, 28530, 30906, 32017, 32334, 34340, 48501, 51510, 53890, 57060, 61812, 64034, 64668, 77265, 80835, 96051, 97002, 103020, 107780, 128068, 154530, 160085, 161670, 192102, 194004, 242505, 288153, 309060, 320170, 323340, 384204, 480255, 485010, 544289, 576306, 640340, 960510, 970020, 1088578, 1152612, 1440765, 1632867, 1921020, 2177156, 2721445, 2881530, 3265734, 4898601, 5442890, 5763060, 6531468, 8164335, 9797202, 10885780, 16328670, 19594404, 24493005, 32657340, 48986010, 97972020]

約数ペア:

[(1, 97972020), (2, 48986010), (3, 32657340), (4, 24493005), (5, 19594404), (6, 16328670), (9, 10885780), (10, 9797202), (12, 8164335), (15, 6531468), (17, 5763060), (18, 5442890), (20, 4898601), (30, 3265734), (34, 2881530), (36, 2721445), (45, 2177156), (51, 1921020), (60, 1632867), (68, 1440765), (85, 1152612), (90, 1088578), (101, 970020), (102, 960510), (153, 640340), (170, 576306), (180, 544289), (202, 485010), (204, 480255), (255, 384204), (303, 323340), (306, 320170), (317, 309060), (340, 288153), (404, 242505), (505, 194004), (510, 192102), (606, 161670), (612, 160085), (634, 154530), (765, 128068), (909, 107780), (951, 103020), (1010, 97002), (1020, 96051), (1212, 80835), (1268, 77265), (1515, 64668), (1530, 64034), (1585, 61812), (1717, 57060), (1818, 53890), (1902, 51510), (2020, 48501), (2853, 34340), (3030, 32334), (3060, 32017), (3170, 30906), (3434, 28530), (3636, 26945), (3804, 25755), (4545, 21556), (4755, 20604), (5151, 19020), (5389, 18180), (5706, 17170), (6060, 16167), (6340, 15453), (6868, 14265), (8585, 11412), (9090, 10778), (9510, 10302)]