513124380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 1605187584

約数和(自身を除く): 1092063204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 131, 141, 180, 188, 235, 262, 282, 393, 423, 463, 470, 524, 564, 655, 705, 786, 846, 926, 940, 1179, 1310, 1389, 1410, 1572, 1692, 1852, 1965, 2115, 2315, 2358, 2620, 2778, 2820, 3930, 4167, 4230, 4630, 4716, 5556, 5895, 6157, 6945, 7860, 8334, 8460, 9260, 11790, 12314, 13890, 16668, 18471, 20835, 21761, 23580, 24628, 27780, 30785, 36942, 41670, 43522, 55413, 60653, 61570, 65283, 73884, 83340, 87044, 92355, 108805, 110826, 121306, 123140, 130566, 181959, 184710, 195849, 217610, 221652, 242612, 261132, 277065, 303265, 326415, 363918, 369420, 391698, 435220, 545877, 554130, 606530, 652830, 727836, 783396, 909795, 979245, 1091754, 1108260, 1213060, 1305660, 1819590, 1958490, 2183508, 2729385, 2850691, 3639180, 3916980, 5458770, 5701382, 8552073, 10917540, 11402764, 14253455, 17104146, 25656219, 28506910, 34208292, 42760365, 51312438, 57013820, 85520730, 102624876, 128281095, 171041460, 256562190, 513124380]

約数ペア:

[(1, 513124380), (2, 256562190), (3, 171041460), (4, 128281095), (5, 102624876), (6, 85520730), (9, 57013820), (10, 51312438), (12, 42760365), (15, 34208292), (18, 28506910), (20, 25656219), (30, 17104146), (36, 14253455), (45, 11402764), (47, 10917540), (60, 8552073), (90, 5701382), (94, 5458770), (131, 3916980), (141, 3639180), (180, 2850691), (188, 2729385), (235, 2183508), (262, 1958490), (282, 1819590), (393, 1305660), (423, 1213060), (463, 1108260), (470, 1091754), (524, 979245), (564, 909795), (655, 783396), (705, 727836), (786, 652830), (846, 606530), (926, 554130), (940, 545877), (1179, 435220), (1310, 391698), (1389, 369420), (1410, 363918), (1572, 326415), (1692, 303265), (1852, 277065), (1965, 261132), (2115, 242612), (2315, 221652), (2358, 217610), (2620, 195849), (2778, 184710), (2820, 181959), (3930, 130566), (4167, 123140), (4230, 121306), (4630, 110826), (4716, 108805), (5556, 92355), (5895, 87044), (6157, 83340), (6945, 73884), (7860, 65283), (8334, 61570), (8460, 60653), (9260, 55413), (11790, 43522), (12314, 41670), (13890, 36942), (16668, 30785), (18471, 27780), (20835, 24628), (21761, 23580)]