266049420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6961}}^1$

素因数の和:7000

約数の個数: 144

約数和(自身を含む): 933353568

約数和(自身を除く): 667304148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 6961, 7644, 9555, 12740, 13922, 19110, 20883, 27844, 34805, 38220, 41766, 48727, 69610, 83532, 90493, 97454, 104415, 139220, 146181, 180986, 194908, 208830, 243635, 271479, 292362, 341089, 361972, 417660, 452465, 487270, 542958, 584724, 633451, 682178, 730905, 904930, 974540, 1023267, 1085916, 1266902, 1357395, 1364356, 1461810, 1705445, 1809860, 1900353, 2046534, 2533804, 2714790, 2923620, 3167255, 3410890, 3800706, 4093068, 4434157, 5116335, 5429580, 6334510, 6821780, 7601412, 8868314, 9501765, 10232670, 12669020, 13302471, 17736628, 19003530, 20465340, 22170785, 26604942, 38007060, 44341570, 53209884, 66512355, 88683140, 133024710, 266049420]

約数ペア:

[(1, 266049420), (2, 133024710), (3, 88683140), (4, 66512355), (5, 53209884), (6, 44341570), (7, 38007060), (10, 26604942), (12, 22170785), (13, 20465340), (14, 19003530), (15, 17736628), (20, 13302471), (21, 12669020), (26, 10232670), (28, 9501765), (30, 8868314), (35, 7601412), (39, 6821780), (42, 6334510), (49, 5429580), (52, 5116335), (60, 4434157), (65, 4093068), (70, 3800706), (78, 3410890), (84, 3167255), (91, 2923620), (98, 2714790), (105, 2533804), (130, 2046534), (140, 1900353), (147, 1809860), (156, 1705445), (182, 1461810), (195, 1364356), (196, 1357395), (210, 1266902), (245, 1085916), (260, 1023267), (273, 974540), (294, 904930), (364, 730905), (390, 682178), (420, 633451), (455, 584724), (490, 542958), (546, 487270), (588, 452465), (637, 417660), (735, 361972), (780, 341089), (910, 292362), (980, 271479), (1092, 243635), (1274, 208830), (1365, 194908), (1470, 180986), (1820, 146181), (1911, 139220), (2548, 104415), (2730, 97454), (2940, 90493), (3185, 83532), (3822, 69610), (5460, 48727), (6370, 41766), (6961, 38220), (7644, 34805), (9555, 27844), (12740, 20883), (13922, 19110)]