51888780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 165110400

約数和(自身を除く): 113221620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 79, 82, 89, 90, 123, 158, 164, 178, 180, 205, 237, 246, 267, 316, 356, 369, 395, 410, 445, 474, 492, 534, 615, 711, 738, 790, 801, 820, 890, 948, 1068, 1185, 1230, 1335, 1422, 1476, 1580, 1602, 1780, 1845, 2370, 2460, 2670, 2844, 3204, 3239, 3555, 3649, 3690, 4005, 4740, 5340, 6478, 7031, 7110, 7298, 7380, 8010, 9717, 10947, 12956, 14062, 14220, 14596, 16020, 16195, 18245, 19434, 21093, 21894, 28124, 29151, 32390, 32841, 35155, 36490, 38868, 42186, 43788, 48585, 54735, 58302, 63279, 64780, 65682, 70310, 72980, 84372, 97170, 105465, 109470, 116604, 126558, 131364, 140620, 145755, 164205, 194340, 210930, 218940, 253116, 288271, 291510, 316395, 328410, 421860, 576542, 583020, 632790, 656820, 864813, 1153084, 1265580, 1441355, 1729626, 2594439, 2882710, 3459252, 4324065, 5188878, 5765420, 8648130, 10377756, 12972195, 17296260, 25944390, 51888780]

約数ペア:

[(1, 51888780), (2, 25944390), (3, 17296260), (4, 12972195), (5, 10377756), (6, 8648130), (9, 5765420), (10, 5188878), (12, 4324065), (15, 3459252), (18, 2882710), (20, 2594439), (30, 1729626), (36, 1441355), (41, 1265580), (45, 1153084), (60, 864813), (79, 656820), (82, 632790), (89, 583020), (90, 576542), (123, 421860), (158, 328410), (164, 316395), (178, 291510), (180, 288271), (205, 253116), (237, 218940), (246, 210930), (267, 194340), (316, 164205), (356, 145755), (369, 140620), (395, 131364), (410, 126558), (445, 116604), (474, 109470), (492, 105465), (534, 97170), (615, 84372), (711, 72980), (738, 70310), (790, 65682), (801, 64780), (820, 63279), (890, 58302), (948, 54735), (1068, 48585), (1185, 43788), (1230, 42186), (1335, 38868), (1422, 36490), (1476, 35155), (1580, 32841), (1602, 32390), (1780, 29151), (1845, 28124), (2370, 21894), (2460, 21093), (2670, 19434), (2844, 18245), (3204, 16195), (3239, 16020), (3555, 14596), (3649, 14220), (3690, 14062), (4005, 12956), (4740, 10947), (5340, 9717), (6478, 8010), (7031, 7380), (7110, 7298)]