205969140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 726485760

約数和(自身を除く): 520516620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 43, 45, 46, 52, 60, 65, 69, 78, 86, 89, 90, 92, 115, 117, 129, 130, 138, 156, 172, 178, 180, 195, 207, 215, 230, 234, 258, 260, 267, 276, 299, 345, 356, 387, 390, 414, 430, 445, 460, 468, 516, 534, 559, 585, 598, 645, 690, 774, 780, 801, 828, 860, 890, 897, 989, 1035, 1068, 1118, 1157, 1170, 1196, 1290, 1335, 1380, 1495, 1548, 1602, 1677, 1780, 1794, 1935, 1978, 2047, 2070, 2236, 2314, 2340, 2580, 2670, 2691, 2795, 2967, 2990, 3204, 3354, 3471, 3588, 3827, 3870, 3956, 4005, 4094, 4140, 4485, 4628, 4945, 5031, 5340, 5382, 5590, 5785, 5934, 5980, 6141, 6708, 6942, 7654, 7740, 8010, 8188, 8385, 8901, 8970, 9890, 10062, 10235, 10413, 10764, 11180, 11481, 11570, 11868, 12282, 12857, 13455, 13884, 14835, 15308, 16020, 16770, 17355, 17802, 17940, 18423, 19135, 19780, 20124, 20470, 20826, 22962, 23140, 24564, 25155, 25714, 26611, 26910, 29670, 30705, 33540, 34443, 34710, 35604, 36846, 38270, 38571, 40940, 41652, 44505, 45924, 49751, 50310, 51428, 52065, 53222, 53820, 57405, 59340, 61410, 64285, 68886, 69420, 73692, 76540, 77142, 79833, 88021, 89010, 92115, 99502, 100620, 104130, 106444, 114810, 115713, 122820, 128570, 133055, 137772, 149253, 154284, 159666, 172215, 176042, 178020, 184230, 192855, 199004, 208260, 229620, 231426, 239499, 248755, 257140, 264063, 266110, 298506, 319332, 344430, 352084, 368460, 385710, 399165, 440105, 447759, 462852, 478998, 497510, 528126, 532220, 578565, 597012, 688860, 746265, 771420, 792189, 798330, 880210, 895518, 957996, 995020, 1056252, 1144273, 1157130, 1197495, 1320315, 1492530, 1584378, 1596660, 1760420, 1791036, 2238795, 2288546, 2314260, 2394990, 2640630, 2985060, 3168756, 3432819, 3960945, 4477590, 4577092, 4789980, 5281260, 5721365, 6865638, 7921890, 8955180, 10298457, 11442730, 13731276, 15843780, 17164095, 20596914, 22885460, 34328190, 41193828, 51492285, 68656380, 102984570, 205969140]

約数ペア:

[(1, 205969140), (2, 102984570), (3, 68656380), (4, 51492285), (5, 41193828), (6, 34328190), (9, 22885460), (10, 20596914), (12, 17164095), (13, 15843780), (15, 13731276), (18, 11442730), (20, 10298457), (23, 8955180), (26, 7921890), (30, 6865638), (36, 5721365), (39, 5281260), (43, 4789980), (45, 4577092), (46, 4477590), (52, 3960945), (60, 3432819), (65, 3168756), (69, 2985060), (78, 2640630), (86, 2394990), (89, 2314260), (90, 2288546), (92, 2238795), (115, 1791036), (117, 1760420), (129, 1596660), (130, 1584378), (138, 1492530), (156, 1320315), (172, 1197495), (178, 1157130), (180, 1144273), (195, 1056252), (207, 995020), (215, 957996), (230, 895518), (234, 880210), (258, 798330), (260, 792189), (267, 771420), (276, 746265), (299, 688860), (345, 597012), (356, 578565), (387, 532220), (390, 528126), (414, 497510), (430, 478998), (445, 462852), (460, 447759), (468, 440105), (516, 399165), (534, 385710), (559, 368460), (585, 352084), (598, 344430), (645, 319332), (690, 298506), (774, 266110), (780, 264063), (801, 257140), (828, 248755), (860, 239499), (890, 231426), (897, 229620), (989, 208260), (1035, 199004), (1068, 192855), (1118, 184230), (1157, 178020), (1170, 176042), (1196, 172215), (1290, 159666), (1335, 154284), (1380, 149253), (1495, 137772), (1548, 133055), (1602, 128570), (1677, 122820), (1780, 115713), (1794, 114810), (1935, 106444), (1978, 104130), (2047, 100620), (2070, 99502), (2236, 92115), (2314, 89010), (2340, 88021), (2580, 79833), (2670, 77142), (2691, 76540), (2795, 73692), (2967, 69420), (2990, 68886), (3204, 64285), (3354, 61410), (3471, 59340), (3588, 57405), (3827, 53820), (3870, 53222), (3956, 52065), (4005, 51428), (4094, 50310), (4140, 49751), (4485, 45924), (4628, 44505), (4945, 41652), (5031, 40940), (5340, 38571), (5382, 38270), (5590, 36846), (5785, 35604), (5934, 34710), (5980, 34443), (6141, 33540), (6708, 30705), (6942, 29670), (7654, 26910), (7740, 26611), (8010, 25714), (8188, 25155), (8385, 24564), (8901, 23140), (8970, 22962), (9890, 20826), (10062, 20470), (10235, 20124), (10413, 19780), (10764, 19135), (11180, 18423), (11481, 17940), (11570, 17802), (11868, 17355), (12282, 16770), (12857, 16020), (13455, 15308), (13884, 14835)]