20804487120

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{188857}}^1$

素因数の和:188899

約数の個数: 200

約数和(自身を含む): 76507886664

約数和(自身を除く): 55703399544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 1020, 1080, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 2040, 2160, 2295, 2448, 2754, 3060, 3240, 3672, 4080, 4590, 5508, 6120, 6480, 6885, 7344, 9180, 11016, 12240, 13770, 18360, 22032, 27540, 36720, 55080, 110160, 188857, 377714, 566571, 755428, 944285, 1133142, 1510856, 1699713, 1888570, 2266284, 2832855, 3021712, 3210569, 3399426, 3777140, 4532568, 5099139, 5665710, 6421138, 6798852, 7554280, 8498565, 9065136, 9631707, 10198278, 11331420, 12842276, 13597704, 15108560, 15297417, 16052845, 16997130, 19263414, 20396556, 22662840, 25495695, 25684552, 27195408, 28895121, 30594834, 32105690, 33994260, 38526828, 40793112, 45325680, 48158535, 50991390, 51369104, 57790242, 61189668, 64211380, 67988520, 76487085, 77053656, 81586224, 86685363, 96317070, 101982780, 115580484, 122379336, 128422760, 135977040, 144475605, 152974170, 154107312, 173370726, 192634140, 203965560, 231160968, 244758672, 256845520, 260056089, 288951210, 305948340, 346741452, 385268280, 407931120, 433426815, 462321936, 520112178, 577902420, 611896680, 693482904, 770536560, 866853630, 1040224356, 1155804840, 1223793360, 1300280445, 1386965808, 1733707260, 2080448712, 2311609680, 2600560890, 3467414520, 4160897424, 5201121780, 6934829040, 10402243560, 20804487120]

約数ペア:

[(1, 20804487120), (2, 10402243560), (3, 6934829040), (4, 5201121780), (5, 4160897424), (6, 3467414520), (8, 2600560890), (9, 2311609680), (10, 2080448712), (12, 1733707260), (15, 1386965808), (16, 1300280445), (17, 1223793360), (18, 1155804840), (20, 1040224356), (24, 866853630), (27, 770536560), (30, 693482904), (34, 611896680), (36, 577902420), (40, 520112178), (45, 462321936), (48, 433426815), (51, 407931120), (54, 385268280), (60, 346741452), (68, 305948340), (72, 288951210), (80, 260056089), (81, 256845520), (85, 244758672), (90, 231160968), (102, 203965560), (108, 192634140), (120, 173370726), (135, 154107312), (136, 152974170), (144, 144475605), (153, 135977040), (162, 128422760), (170, 122379336), (180, 115580484), (204, 101982780), (216, 96317070), (240, 86685363), (255, 81586224), (270, 77053656), (272, 76487085), (306, 67988520), (324, 64211380), (340, 61189668), (360, 57790242), (405, 51369104), (408, 50991390), (432, 48158535), (459, 45325680), (510, 40793112), (540, 38526828), (612, 33994260), (648, 32105690), (680, 30594834), (720, 28895121), (765, 27195408), (810, 25684552), (816, 25495695), (918, 22662840), (1020, 20396556), (1080, 19263414), (1224, 16997130), (1296, 16052845), (1360, 15297417), (1377, 15108560), (1530, 13597704), (1620, 12842276), (1836, 11331420), (2040, 10198278), (2160, 9631707), (2295, 9065136), (2448, 8498565), (2754, 7554280), (3060, 6798852), (3240, 6421138), (3672, 5665710), (4080, 5099139), (4590, 4532568), (5508, 3777140), (6120, 3399426), (6480, 3210569), (6885, 3021712), (7344, 2832855), (9180, 2266284), (11016, 1888570), (12240, 1699713), (13770, 1510856), (18360, 1133142), (22032, 944285), (27540, 755428), (36720, 566571), (55080, 377714), (110160, 188857)]