177451320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 128

約数和(自身を含む): 552407040

約数和(自身を除く): 374955720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 73, 94, 120, 141, 146, 188, 219, 235, 282, 292, 365, 376, 431, 438, 470, 564, 584, 705, 730, 862, 876, 940, 1095, 1128, 1293, 1410, 1460, 1724, 1752, 1880, 2155, 2190, 2586, 2820, 2920, 3431, 3448, 4310, 4380, 5172, 5640, 6465, 6862, 8620, 8760, 10293, 10344, 12930, 13724, 17155, 17240, 20257, 20586, 25860, 27448, 31463, 34310, 40514, 41172, 51465, 51720, 60771, 62926, 68620, 81028, 82344, 94389, 101285, 102930, 121542, 125852, 137240, 157315, 162056, 188778, 202570, 205860, 243084, 251704, 303855, 314630, 377556, 405140, 411720, 471945, 486168, 607710, 629260, 755112, 810280, 943890, 1215420, 1258520, 1478761, 1887780, 2430840, 2957522, 3775560, 4436283, 5915044, 7393805, 8872566, 11830088, 14787610, 17745132, 22181415, 29575220, 35490264, 44362830, 59150440, 88725660, 177451320]

約数ペア:

[(1, 177451320), (2, 88725660), (3, 59150440), (4, 44362830), (5, 35490264), (6, 29575220), (8, 22181415), (10, 17745132), (12, 14787610), (15, 11830088), (20, 8872566), (24, 7393805), (30, 5915044), (40, 4436283), (47, 3775560), (60, 2957522), (73, 2430840), (94, 1887780), (120, 1478761), (141, 1258520), (146, 1215420), (188, 943890), (219, 810280), (235, 755112), (282, 629260), (292, 607710), (365, 486168), (376, 471945), (431, 411720), (438, 405140), (470, 377556), (564, 314630), (584, 303855), (705, 251704), (730, 243084), (862, 205860), (876, 202570), (940, 188778), (1095, 162056), (1128, 157315), (1293, 137240), (1410, 125852), (1460, 121542), (1724, 102930), (1752, 101285), (1880, 94389), (2155, 82344), (2190, 81028), (2586, 68620), (2820, 62926), (2920, 60771), (3431, 51720), (3448, 51465), (4310, 41172), (4380, 40514), (5172, 34310), (5640, 31463), (6465, 27448), (6862, 25860), (8620, 20586), (8760, 20257), (10293, 17240), (10344, 17155), (12930, 13724)]