306660620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 806682240

約数和(自身を除く): 500021620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 79, 85, 98, 119, 140, 158, 170, 196, 233, 238, 245, 316, 340, 395, 466, 476, 490, 553, 595, 790, 833, 932, 980, 1106, 1165, 1190, 1343, 1580, 1631, 1666, 2212, 2330, 2380, 2686, 2765, 3262, 3332, 3871, 3961, 4165, 4660, 5372, 5530, 6524, 6715, 7742, 7922, 8155, 8330, 9401, 11060, 11417, 13430, 15484, 15844, 16310, 16660, 18407, 18802, 19355, 19805, 22834, 26860, 27727, 32620, 36814, 37604, 38710, 39610, 45668, 47005, 55454, 57085, 65807, 73628, 77420, 79220, 92035, 94010, 110908, 114170, 128849, 131614, 138635, 184070, 188020, 194089, 228340, 257698, 263228, 277270, 312919, 329035, 368140, 388178, 515396, 554540, 625838, 644245, 658070, 776356, 901943, 970445, 1251676, 1288490, 1316140, 1564595, 1803886, 1940890, 2190433, 2576980, 3129190, 3607772, 3881780, 4380866, 4509715, 6258380, 8761732, 9019430, 10952165, 15333031, 18038860, 21904330, 30666062, 43808660, 61332124, 76665155, 153330310, 306660620]

約数ペア:

[(1, 306660620), (2, 153330310), (4, 76665155), (5, 61332124), (7, 43808660), (10, 30666062), (14, 21904330), (17, 18038860), (20, 15333031), (28, 10952165), (34, 9019430), (35, 8761732), (49, 6258380), (68, 4509715), (70, 4380866), (79, 3881780), (85, 3607772), (98, 3129190), (119, 2576980), (140, 2190433), (158, 1940890), (170, 1803886), (196, 1564595), (233, 1316140), (238, 1288490), (245, 1251676), (316, 970445), (340, 901943), (395, 776356), (466, 658070), (476, 644245), (490, 625838), (553, 554540), (595, 515396), (790, 388178), (833, 368140), (932, 329035), (980, 312919), (1106, 277270), (1165, 263228), (1190, 257698), (1343, 228340), (1580, 194089), (1631, 188020), (1666, 184070), (2212, 138635), (2330, 131614), (2380, 128849), (2686, 114170), (2765, 110908), (3262, 94010), (3332, 92035), (3871, 79220), (3961, 77420), (4165, 73628), (4660, 65807), (5372, 57085), (5530, 55454), (6524, 47005), (6715, 45668), (7742, 39610), (7922, 38710), (8155, 37604), (8330, 36814), (9401, 32620), (11060, 27727), (11417, 26860), (13430, 22834), (15484, 19805), (15844, 19355), (16310, 18802), (16660, 18407)]