40416180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 134447040

約数和(自身を除く): 94030860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 59, 60, 70, 84, 98, 105, 118, 140, 147, 177, 196, 210, 233, 236, 245, 294, 295, 354, 413, 420, 466, 490, 588, 590, 699, 708, 735, 826, 885, 932, 980, 1165, 1180, 1239, 1398, 1470, 1631, 1652, 1770, 2065, 2330, 2478, 2796, 2891, 2940, 3262, 3495, 3540, 4130, 4660, 4893, 4956, 5782, 6195, 6524, 6990, 8155, 8260, 8673, 9786, 11417, 11564, 12390, 13747, 13980, 14455, 16310, 17346, 19572, 22834, 24465, 24780, 27494, 28910, 32620, 34251, 34692, 41241, 43365, 45668, 48930, 54988, 57085, 57820, 68502, 68735, 82482, 86730, 96229, 97860, 114170, 137004, 137470, 164964, 171255, 173460, 192458, 206205, 228340, 274940, 288687, 342510, 384916, 412410, 481145, 577374, 673603, 685020, 824820, 962290, 1154748, 1347206, 1443435, 1924580, 2020809, 2694412, 2886870, 3368015, 4041618, 5773740, 6736030, 8083236, 10104045, 13472060, 20208090, 40416180]

約数ペア:

[(1, 40416180), (2, 20208090), (3, 13472060), (4, 10104045), (5, 8083236), (6, 6736030), (7, 5773740), (10, 4041618), (12, 3368015), (14, 2886870), (15, 2694412), (20, 2020809), (21, 1924580), (28, 1443435), (30, 1347206), (35, 1154748), (42, 962290), (49, 824820), (59, 685020), (60, 673603), (70, 577374), (84, 481145), (98, 412410), (105, 384916), (118, 342510), (140, 288687), (147, 274940), (177, 228340), (196, 206205), (210, 192458), (233, 173460), (236, 171255), (245, 164964), (294, 137470), (295, 137004), (354, 114170), (413, 97860), (420, 96229), (466, 86730), (490, 82482), (588, 68735), (590, 68502), (699, 57820), (708, 57085), (735, 54988), (826, 48930), (885, 45668), (932, 43365), (980, 41241), (1165, 34692), (1180, 34251), (1239, 32620), (1398, 28910), (1470, 27494), (1631, 24780), (1652, 24465), (1770, 22834), (2065, 19572), (2330, 17346), (2478, 16310), (2796, 14455), (2891, 13980), (2940, 13747), (3262, 12390), (3495, 11564), (3540, 11417), (4130, 9786), (4660, 8673), (4893, 8260), (4956, 8155), (5782, 6990), (6195, 6524)]