1212805860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 4125800448

約数和(自身を除く): 2912994588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 67, 70, 84, 94, 98, 105, 131, 134, 140, 141, 147, 188, 196, 201, 210, 235, 245, 262, 268, 282, 294, 329, 335, 393, 402, 420, 469, 470, 490, 524, 564, 588, 655, 658, 670, 705, 735, 786, 804, 917, 938, 940, 980, 987, 1005, 1310, 1316, 1340, 1407, 1410, 1470, 1572, 1645, 1834, 1876, 1965, 1974, 2010, 2303, 2345, 2620, 2751, 2814, 2820, 2940, 3149, 3283, 3290, 3668, 3930, 3948, 4020, 4585, 4606, 4690, 4935, 5502, 5628, 6157, 6298, 6419, 6566, 6580, 6909, 7035, 7860, 8777, 9170, 9212, 9380, 9447, 9849, 9870, 11004, 11515, 12314, 12596, 12838, 13132, 13755, 13818, 14070, 15745, 16415, 17554, 18340, 18471, 18894, 19257, 19698, 19740, 22043, 23030, 24628, 25676, 26331, 27510, 27636, 28140, 30785, 31490, 32095, 32830, 34545, 35108, 36942, 37788, 38514, 39396, 43099, 43885, 44086, 46060, 47235, 49245, 52662, 55020, 61439, 61570, 62980, 64190, 65660, 66129, 69090, 73884, 77028, 86198, 87770, 88172, 92355, 94470, 96285, 98490, 105324, 110215, 122878, 123140, 128380, 129297, 131655, 132258, 138180, 154301, 172396, 175540, 184317, 184710, 188940, 192570, 196980, 215495, 220430, 245756, 258594, 263310, 264516, 301693, 307195, 308602, 330645, 368634, 369420, 385140, 412519, 430073, 430990, 440860, 462903, 517188, 526620, 603386, 614390, 617204, 646485, 661290, 737268, 771505, 825038, 860146, 861980, 905079, 921585, 925806, 1206772, 1228780, 1237557, 1290219, 1292970, 1322580, 1508465, 1543010, 1650076, 1720292, 1810158, 1843170, 1851612, 2062595, 2150365, 2314515, 2475114, 2580438, 2585940, 2887633, 3016930, 3086020, 3620316, 3686340, 4125190, 4300730, 4525395, 4629030, 4950228, 5160876, 5775266, 6033860, 6187785, 6451095, 8250380, 8601460, 8662899, 9050790, 9258060, 11550532, 12375570, 12902190, 14438165, 17325798, 18101580, 20213431, 24751140, 25804380, 28876330, 34651596, 40426862, 43314495, 57752660, 60640293, 80853724, 86628990, 101067155, 121280586, 173257980, 202134310, 242561172, 303201465, 404268620, 606402930, 1212805860]

約数ペア:

[(1, 1212805860), (2, 606402930), (3, 404268620), (4, 303201465), (5, 242561172), (6, 202134310), (7, 173257980), (10, 121280586), (12, 101067155), (14, 86628990), (15, 80853724), (20, 60640293), (21, 57752660), (28, 43314495), (30, 40426862), (35, 34651596), (42, 28876330), (47, 25804380), (49, 24751140), (60, 20213431), (67, 18101580), (70, 17325798), (84, 14438165), (94, 12902190), (98, 12375570), (105, 11550532), (131, 9258060), (134, 9050790), (140, 8662899), (141, 8601460), (147, 8250380), (188, 6451095), (196, 6187785), (201, 6033860), (210, 5775266), (235, 5160876), (245, 4950228), (262, 4629030), (268, 4525395), (282, 4300730), (294, 4125190), (329, 3686340), (335, 3620316), (393, 3086020), (402, 3016930), (420, 2887633), (469, 2585940), (470, 2580438), (490, 2475114), (524, 2314515), (564, 2150365), (588, 2062595), (655, 1851612), (658, 1843170), (670, 1810158), (705, 1720292), (735, 1650076), (786, 1543010), (804, 1508465), (917, 1322580), (938, 1292970), (940, 1290219), (980, 1237557), (987, 1228780), (1005, 1206772), (1310, 925806), (1316, 921585), (1340, 905079), (1407, 861980), (1410, 860146), (1470, 825038), (1572, 771505), (1645, 737268), (1834, 661290), (1876, 646485), (1965, 617204), (1974, 614390), (2010, 603386), (2303, 526620), (2345, 517188), (2620, 462903), (2751, 440860), (2814, 430990), (2820, 430073), (2940, 412519), (3149, 385140), (3283, 369420), (3290, 368634), (3668, 330645), (3930, 308602), (3948, 307195), (4020, 301693), (4585, 264516), (4606, 263310), (4690, 258594), (4935, 245756), (5502, 220430), (5628, 215495), (6157, 196980), (6298, 192570), (6419, 188940), (6566, 184710), (6580, 184317), (6909, 175540), (7035, 172396), (7860, 154301), (8777, 138180), (9170, 132258), (9212, 131655), (9380, 129297), (9447, 128380), (9849, 123140), (9870, 122878), (11004, 110215), (11515, 105324), (12314, 98490), (12596, 96285), (12838, 94470), (13132, 92355), (13755, 88172), (13818, 87770), (14070, 86198), (15745, 77028), (16415, 73884), (17554, 69090), (18340, 66129), (18471, 65660), (18894, 64190), (19257, 62980), (19698, 61570), (19740, 61439), (22043, 55020), (23030, 52662), (24628, 49245), (25676, 47235), (26331, 46060), (27510, 44086), (27636, 43885), (28140, 43099), (30785, 39396), (31490, 38514), (32095, 37788), (32830, 36942), (34545, 35108)]