20216006688

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21031}}^1$

素因数の和:21111

約数の個数: 192

約数和(自身を含む): 61056737280

約数和(自身を除く): 40840730592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 31, 32, 34, 38, 48, 51, 57, 62, 68, 76, 93, 96, 102, 114, 124, 136, 152, 186, 204, 228, 248, 272, 304, 323, 372, 408, 456, 496, 527, 544, 589, 608, 646, 744, 816, 912, 969, 992, 1054, 1178, 1292, 1488, 1581, 1632, 1767, 1824, 1938, 2108, 2356, 2584, 2976, 3162, 3534, 3876, 4216, 4712, 5168, 6324, 7068, 7752, 8432, 9424, 10013, 10336, 12648, 14136, 15504, 16864, 18848, 20026, 21031, 25296, 28272, 30039, 31008, 40052, 42062, 50592, 56544, 60078, 63093, 80104, 84124, 120156, 126186, 160208, 168248, 240312, 252372, 320416, 336496, 357527, 399589, 480624, 504744, 651961, 672992, 715054, 799178, 961248, 1009488, 1072581, 1198767, 1303922, 1430108, 1598356, 1955883, 2018976, 2145162, 2397534, 2607844, 2860216, 3196712, 3911766, 4290324, 4795068, 5215688, 5720432, 6393424, 6793013, 7823532, 8580648, 9590136, 10431376, 11083337, 11440864, 12387259, 12786848, 13586026, 15647064, 17161296, 19180272, 20379039, 20862752, 22166674, 24774518, 27172052, 31294128, 33250011, 34322592, 37161777, 38360544, 40758078, 44333348, 49549036, 54344104, 62588256, 66500022, 74323554, 81516156, 88666696, 99098072, 108688208, 133000044, 148647108, 163032312, 177333392, 198196144, 210583403, 217376416, 266000088, 297294216, 326064624, 354666784, 396392288, 421166806, 532000176, 594588432, 631750209, 652129248, 842333612, 1064000352, 1189176864, 1263500418, 1684667224, 2527000836, 3369334448, 5054001672, 6738668896, 10108003344, 20216006688]

約数ペア:

[(1, 20216006688), (2, 10108003344), (3, 6738668896), (4, 5054001672), (6, 3369334448), (8, 2527000836), (12, 1684667224), (16, 1263500418), (17, 1189176864), (19, 1064000352), (24, 842333612), (31, 652129248), (32, 631750209), (34, 594588432), (38, 532000176), (48, 421166806), (51, 396392288), (57, 354666784), (62, 326064624), (68, 297294216), (76, 266000088), (93, 217376416), (96, 210583403), (102, 198196144), (114, 177333392), (124, 163032312), (136, 148647108), (152, 133000044), (186, 108688208), (204, 99098072), (228, 88666696), (248, 81516156), (272, 74323554), (304, 66500022), (323, 62588256), (372, 54344104), (408, 49549036), (456, 44333348), (496, 40758078), (527, 38360544), (544, 37161777), (589, 34322592), (608, 33250011), (646, 31294128), (744, 27172052), (816, 24774518), (912, 22166674), (969, 20862752), (992, 20379039), (1054, 19180272), (1178, 17161296), (1292, 15647064), (1488, 13586026), (1581, 12786848), (1632, 12387259), (1767, 11440864), (1824, 11083337), (1938, 10431376), (2108, 9590136), (2356, 8580648), (2584, 7823532), (2976, 6793013), (3162, 6393424), (3534, 5720432), (3876, 5215688), (4216, 4795068), (4712, 4290324), (5168, 3911766), (6324, 3196712), (7068, 2860216), (7752, 2607844), (8432, 2397534), (9424, 2145162), (10013, 2018976), (10336, 1955883), (12648, 1598356), (14136, 1430108), (15504, 1303922), (16864, 1198767), (18848, 1072581), (20026, 1009488), (21031, 961248), (25296, 799178), (28272, 715054), (30039, 672992), (31008, 651961), (40052, 504744), (42062, 480624), (50592, 399589), (56544, 357527), (60078, 336496), (63093, 320416), (80104, 252372), (84124, 240312), (120156, 168248), (126186, 160208)]