18872415216

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1064

約数の個数: 240

約数和(自身を含む): 56596288320

約数和(自身を除く): 37723873104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 61, 69, 72, 92, 109, 122, 138, 144, 183, 184, 207, 218, 244, 276, 327, 366, 368, 414, 436, 488, 549, 552, 654, 732, 828, 857, 872, 976, 981, 1098, 1104, 1308, 1403, 1464, 1656, 1714, 1744, 1962, 2196, 2507, 2571, 2616, 2806, 2928, 3312, 3428, 3924, 4209, 4392, 5014, 5142, 5232, 5612, 6649, 6856, 7521, 7713, 7848, 8418, 8784, 10028, 10284, 11224, 12627, 13298, 13712, 15042, 15426, 15696, 16836, 19711, 19947, 20056, 20568, 22448, 22563, 25254, 26596, 30084, 30852, 33672, 39422, 39894, 40112, 41136, 45126, 50508, 52277, 53192, 59133, 59841, 60168, 61704, 67344, 78844, 79788, 90252, 93413, 101016, 104554, 106384, 118266, 119682, 120336, 123408, 152927, 156831, 157688, 159576, 177399, 180504, 186826, 202032, 209108, 236532, 239364, 280239, 305854, 313662, 315376, 319152, 354798, 361008, 373652, 418216, 458781, 470493, 473064, 478728, 560478, 611708, 627324, 709596, 747304, 836432, 840717, 917562, 940986, 946128, 957456, 1120956, 1202371, 1223416, 1254648, 1376343, 1419192, 1494608, 1681434, 1835124, 1881972, 2148499, 2241912, 2404742, 2446832, 2509296, 2752686, 2838384, 3362868, 3607113, 3670248, 3763944, 4296998, 4483824, 4809484, 5505372, 5698193, 6445497, 6725736, 7214226, 7340496, 7527888, 8593996, 9618968, 10821339, 11010744, 11396386, 12890994, 13451472, 14428452, 17094579, 17187992, 19237936, 19336491, 21642678, 22021488, 22792772, 25781988, 28856904, 34189158, 34375984, 38672982, 43285356, 45585544, 51283737, 51563976, 57713808, 68378316, 77345964, 86570712, 91171088, 102567474, 103127952, 131058439, 136756632, 154691928, 173141424, 205134948, 262116878, 273513264, 309383856, 393175317, 410269896, 524233756, 786350634, 820539792, 1048467512, 1179525951, 1572701268, 2096935024, 2359051902, 3145402536, 4718103804, 6290805072, 9436207608, 18872415216]

約数ペア:

[(1, 18872415216), (2, 9436207608), (3, 6290805072), (4, 4718103804), (6, 3145402536), (8, 2359051902), (9, 2096935024), (12, 1572701268), (16, 1179525951), (18, 1048467512), (23, 820539792), (24, 786350634), (36, 524233756), (46, 410269896), (48, 393175317), (61, 309383856), (69, 273513264), (72, 262116878), (92, 205134948), (109, 173141424), (122, 154691928), (138, 136756632), (144, 131058439), (183, 103127952), (184, 102567474), (207, 91171088), (218, 86570712), (244, 77345964), (276, 68378316), (327, 57713808), (366, 51563976), (368, 51283737), (414, 45585544), (436, 43285356), (488, 38672982), (549, 34375984), (552, 34189158), (654, 28856904), (732, 25781988), (828, 22792772), (857, 22021488), (872, 21642678), (976, 19336491), (981, 19237936), (1098, 17187992), (1104, 17094579), (1308, 14428452), (1403, 13451472), (1464, 12890994), (1656, 11396386), (1714, 11010744), (1744, 10821339), (1962, 9618968), (2196, 8593996), (2507, 7527888), (2571, 7340496), (2616, 7214226), (2806, 6725736), (2928, 6445497), (3312, 5698193), (3428, 5505372), (3924, 4809484), (4209, 4483824), (4392, 4296998), (5014, 3763944), (5142, 3670248), (5232, 3607113), (5612, 3362868), (6649, 2838384), (6856, 2752686), (7521, 2509296), (7713, 2446832), (7848, 2404742), (8418, 2241912), (8784, 2148499), (10028, 1881972), (10284, 1835124), (11224, 1681434), (12627, 1494608), (13298, 1419192), (13712, 1376343), (15042, 1254648), (15426, 1223416), (15696, 1202371), (16836, 1120956), (19711, 957456), (19947, 946128), (20056, 940986), (20568, 917562), (22448, 840717), (22563, 836432), (25254, 747304), (26596, 709596), (30084, 627324), (30852, 611708), (33672, 560478), (39422, 478728), (39894, 473064), (40112, 470493), (41136, 458781), (45126, 418216), (50508, 373652), (52277, 361008), (53192, 354798), (59133, 319152), (59841, 315376), (60168, 313662), (61704, 305854), (67344, 280239), (78844, 239364), (79788, 236532), (90252, 209108), (93413, 202032), (101016, 186826), (104554, 180504), (106384, 177399), (118266, 159576), (119682, 157688), (120336, 156831), (123408, 152927)]