256134240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10463}}^1$

素因数の和:10501

約数の個数: 144

約数和(自身を含む): 925561728

約数和(自身を除く): 669427488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 10463, 12240, 20926, 24480, 31389, 41852, 52315, 62778, 83704, 94167, 104630, 125556, 156945, 167408, 177871, 188334, 209260, 251112, 313890, 334816, 355742, 376668, 418520, 470835, 502224, 533613, 627780, 711484, 753336, 837040, 889355, 941670, 1004448, 1067226, 1255560, 1422968, 1506672, 1600839, 1674080, 1778710, 1883340, 2134452, 2511120, 2668065, 2845936, 3013344, 3201678, 3557420, 3766680, 4268904, 5022240, 5336130, 5691872, 6403356, 7114840, 7533360, 8004195, 8537808, 10672260, 12806712, 14229680, 15066720, 16008390, 17075616, 21344520, 25613424, 28459360, 32016780, 42689040, 51226848, 64033560, 85378080, 128067120, 256134240]

約数ペア:

[(1, 256134240), (2, 128067120), (3, 85378080), (4, 64033560), (5, 51226848), (6, 42689040), (8, 32016780), (9, 28459360), (10, 25613424), (12, 21344520), (15, 17075616), (16, 16008390), (17, 15066720), (18, 14229680), (20, 12806712), (24, 10672260), (30, 8537808), (32, 8004195), (34, 7533360), (36, 7114840), (40, 6403356), (45, 5691872), (48, 5336130), (51, 5022240), (60, 4268904), (68, 3766680), (72, 3557420), (80, 3201678), (85, 3013344), (90, 2845936), (96, 2668065), (102, 2511120), (120, 2134452), (136, 1883340), (144, 1778710), (153, 1674080), (160, 1600839), (170, 1506672), (180, 1422968), (204, 1255560), (240, 1067226), (255, 1004448), (272, 941670), (288, 889355), (306, 837040), (340, 753336), (360, 711484), (408, 627780), (480, 533613), (510, 502224), (544, 470835), (612, 418520), (680, 376668), (720, 355742), (765, 334816), (816, 313890), (1020, 251112), (1224, 209260), (1360, 188334), (1440, 177871), (1530, 167408), (1632, 156945), (2040, 125556), (2448, 104630), (2720, 94167), (3060, 83704), (4080, 62778), (4896, 52315), (6120, 41852), (8160, 31389), (10463, 24480), (12240, 20926)]