20952360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 288

約数和(自身を含む): 82784520

約数和(自身を除く): 61832160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 37, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 74, 78, 88, 90, 99, 104, 110, 111, 117, 120, 121, 130, 132, 143, 148, 156, 165, 180, 185, 195, 198, 220, 222, 234, 242, 260, 264, 286, 296, 312, 330, 333, 360, 363, 370, 390, 396, 407, 429, 440, 444, 468, 481, 484, 495, 520, 555, 572, 585, 605, 660, 666, 715, 726, 740, 780, 792, 814, 858, 888, 936, 962, 968, 990, 1089, 1110, 1144, 1170, 1210, 1221, 1287, 1320, 1332, 1430, 1443, 1452, 1480, 1560, 1573, 1628, 1665, 1716, 1815, 1924, 1980, 2035, 2145, 2178, 2220, 2340, 2405, 2420, 2442, 2574, 2664, 2860, 2886, 2904, 3146, 3256, 3330, 3432, 3630, 3663, 3848, 3960, 4070, 4290, 4329, 4356, 4440, 4477, 4680, 4719, 4810, 4840, 4884, 5148, 5291, 5445, 5720, 5772, 6105, 6292, 6435, 6660, 7215, 7260, 7326, 7865, 8140, 8580, 8658, 8712, 8954, 9438, 9620, 9768, 10296, 10582, 10890, 11544, 12210, 12584, 12870, 13320, 13431, 14157, 14430, 14520, 14652, 15730, 15873, 16280, 17160, 17316, 17908, 18315, 18876, 19240, 21164, 21645, 21780, 22385, 23595, 24420, 25740, 26455, 26862, 28314, 28860, 29304, 31460, 31746, 34632, 35816, 36630, 37752, 40293, 42328, 43290, 43560, 44770, 47190, 47619, 48840, 51480, 52910, 53724, 56628, 57720, 58201, 62920, 63492, 67155, 70785, 73260, 79365, 80586, 86580, 89540, 94380, 95238, 105820, 107448, 113256, 116402, 126984, 134310, 141570, 146520, 158730, 161172, 173160, 174603, 179080, 188760, 190476, 201465, 211640, 232804, 238095, 268620, 283140, 291005, 317460, 322344, 349206, 380952, 402930, 465608, 476190, 523809, 537240, 566280, 582010, 634920, 698412, 805860, 873015, 952380, 1047618, 1164020, 1396824, 1611720, 1746030, 1904760, 2095236, 2328040, 2619045, 3492060, 4190472, 5238090, 6984120, 10476180, 20952360]

約数ペア:

[(1, 20952360), (2, 10476180), (3, 6984120), (4, 5238090), (5, 4190472), (6, 3492060), (8, 2619045), (9, 2328040), (10, 2095236), (11, 1904760), (12, 1746030), (13, 1611720), (15, 1396824), (18, 1164020), (20, 1047618), (22, 952380), (24, 873015), (26, 805860), (30, 698412), (33, 634920), (36, 582010), (37, 566280), (39, 537240), (40, 523809), (44, 476190), (45, 465608), (52, 402930), (55, 380952), (60, 349206), (65, 322344), (66, 317460), (72, 291005), (74, 283140), (78, 268620), (88, 238095), (90, 232804), (99, 211640), (104, 201465), (110, 190476), (111, 188760), (117, 179080), (120, 174603), (121, 173160), (130, 161172), (132, 158730), (143, 146520), (148, 141570), (156, 134310), (165, 126984), (180, 116402), (185, 113256), (195, 107448), (198, 105820), (220, 95238), (222, 94380), (234, 89540), (242, 86580), (260, 80586), (264, 79365), (286, 73260), (296, 70785), (312, 67155), (330, 63492), (333, 62920), (360, 58201), (363, 57720), (370, 56628), (390, 53724), (396, 52910), (407, 51480), (429, 48840), (440, 47619), (444, 47190), (468, 44770), (481, 43560), (484, 43290), (495, 42328), (520, 40293), (555, 37752), (572, 36630), (585, 35816), (605, 34632), (660, 31746), (666, 31460), (715, 29304), (726, 28860), (740, 28314), (780, 26862), (792, 26455), (814, 25740), (858, 24420), (888, 23595), (936, 22385), (962, 21780), (968, 21645), (990, 21164), (1089, 19240), (1110, 18876), (1144, 18315), (1170, 17908), (1210, 17316), (1221, 17160), (1287, 16280), (1320, 15873), (1332, 15730), (1430, 14652), (1443, 14520), (1452, 14430), (1480, 14157), (1560, 13431), (1573, 13320), (1628, 12870), (1665, 12584), (1716, 12210), (1815, 11544), (1924, 10890), (1980, 10582), (2035, 10296), (2145, 9768), (2178, 9620), (2220, 9438), (2340, 8954), (2405, 8712), (2420, 8658), (2442, 8580), (2574, 8140), (2664, 7865), (2860, 7326), (2886, 7260), (2904, 7215), (3146, 6660), (3256, 6435), (3330, 6292), (3432, 6105), (3630, 5772), (3663, 5720), (3848, 5445), (3960, 5291), (4070, 5148), (4290, 4884), (4329, 4840), (4356, 4810), (4440, 4719), (4477, 4680)]