81102240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3313}}^1$

素因数の和:3351

約数の個数: 144

約数和(自身を含む): 293129928

約数和(自身を除く): 212027688

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, 3313, 4080, 4896, 6120, 6626, 8160, 9939, 12240, 13252, 16565, 19878, 24480, 26504, 29817, 33130, 39756, 49695, 53008, 56321, 59634, 66260, 79512, 99390, 106016, 112642, 119268, 132520, 149085, 159024, 168963, 198780, 225284, 238536, 265040, 281605, 298170, 318048, 337926, 397560, 450568, 477072, 506889, 530080, 563210, 596340, 675852, 795120, 844815, 901136, 954144, 1013778, 1126420, 1192680, 1351704, 1590240, 1689630, 1802272, 2027556, 2252840, 2385360, 2534445, 2703408, 3379260, 4055112, 4505680, 4770720, 5068890, 5406816, 6758520, 8110224, 9011360, 10137780, 13517040, 16220448, 20275560, 27034080, 40551120, 81102240]

約数ペア:

[(1, 81102240), (2, 40551120), (3, 27034080), (4, 20275560), (5, 16220448), (6, 13517040), (8, 10137780), (9, 9011360), (10, 8110224), (12, 6758520), (15, 5406816), (16, 5068890), (17, 4770720), (18, 4505680), (20, 4055112), (24, 3379260), (30, 2703408), (32, 2534445), (34, 2385360), (36, 2252840), (40, 2027556), (45, 1802272), (48, 1689630), (51, 1590240), (60, 1351704), (68, 1192680), (72, 1126420), (80, 1013778), (85, 954144), (90, 901136), (96, 844815), (102, 795120), (120, 675852), (136, 596340), (144, 563210), (153, 530080), (160, 506889), (170, 477072), (180, 450568), (204, 397560), (240, 337926), (255, 318048), (272, 298170), (288, 281605), (306, 265040), (340, 238536), (360, 225284), (408, 198780), (480, 168963), (510, 159024), (544, 149085), (612, 132520), (680, 119268), (720, 112642), (765, 106016), (816, 99390), (1020, 79512), (1224, 66260), (1360, 59634), (1440, 56321), (1530, 53008), (1632, 49695), (2040, 39756), (2448, 33130), (2720, 29817), (3060, 26504), (3313, 24480), (4080, 19878), (4896, 16565), (6120, 13252), (6626, 12240), (8160, 9939)]