78409440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3203}}^1$

素因数の和:3241

約数の個数: 144

約数和(自身を含む): 283400208

約数和(自身を除く): 204990768

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, 3203, 4080, 4896, 6120, 6406, 8160, 9609, 12240, 12812, 16015, 19218, 24480, 25624, 28827, 32030, 38436, 48045, 51248, 54451, 57654, 64060, 76872, 96090, 102496, 108902, 115308, 128120, 144135, 153744, 163353, 192180, 217804, 230616, 256240, 272255, 288270, 307488, 326706, 384360, 435608, 461232, 490059, 512480, 544510, 576540, 653412, 768720, 816765, 871216, 922464, 980118, 1089020, 1153080, 1306824, 1537440, 1633530, 1742432, 1960236, 2178040, 2306160, 2450295, 2613648, 3267060, 3920472, 4356080, 4612320, 4900590, 5227296, 6534120, 7840944, 8712160, 9801180, 13068240, 15681888, 19602360, 26136480, 39204720, 78409440]

約数ペア:

[(1, 78409440), (2, 39204720), (3, 26136480), (4, 19602360), (5, 15681888), (6, 13068240), (8, 9801180), (9, 8712160), (10, 7840944), (12, 6534120), (15, 5227296), (16, 4900590), (17, 4612320), (18, 4356080), (20, 3920472), (24, 3267060), (30, 2613648), (32, 2450295), (34, 2306160), (36, 2178040), (40, 1960236), (45, 1742432), (48, 1633530), (51, 1537440), (60, 1306824), (68, 1153080), (72, 1089020), (80, 980118), (85, 922464), (90, 871216), (96, 816765), (102, 768720), (120, 653412), (136, 576540), (144, 544510), (153, 512480), (160, 490059), (170, 461232), (180, 435608), (204, 384360), (240, 326706), (255, 307488), (272, 288270), (288, 272255), (306, 256240), (340, 230616), (360, 217804), (408, 192180), (480, 163353), (510, 153744), (544, 144135), (612, 128120), (680, 115308), (720, 108902), (765, 102496), (816, 96090), (1020, 76872), (1224, 64060), (1360, 57654), (1440, 54451), (1530, 51248), (1632, 48045), (2040, 38436), (2448, 32030), (2720, 28827), (3060, 25624), (3203, 24480), (4080, 19218), (4896, 16015), (6120, 12812), (6406, 12240), (8160, 9609)]