1217752900

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2779

約数の個数: 144

約数和(自身を含む): 3319926400

約数和(自身を除く): 2102173500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 175, 182, 196, 245, 260, 325, 343, 350, 364, 455, 490, 637, 650, 686, 700, 910, 980, 1225, 1274, 1300, 1372, 1715, 1820, 2275, 2450, 2548, 2731, 3185, 3430, 4459, 4550, 4900, 5462, 6370, 6860, 8575, 8918, 9100, 10924, 12740, 13655, 15925, 17150, 17836, 19117, 22295, 27310, 31850, 34300, 35503, 38234, 44590, 54620, 63700, 68275, 71006, 76468, 89180, 95585, 111475, 133819, 136550, 142012, 177515, 191170, 222950, 248521, 267638, 273100, 355030, 382340, 445900, 477925, 497042, 535276, 669095, 710060, 887575, 936733, 955850, 994084, 1242605, 1338190, 1739647, 1775150, 1873466, 1911700, 2485210, 2676380, 3345475, 3479294, 3550300, 3746932, 4683665, 4970420, 6213025, 6690950, 6958588, 8698235, 9367330, 12177529, 12426050, 13381900, 17396470, 18734660, 23418325, 24355058, 24852100, 34792940, 43491175, 46836650, 48710116, 60887645, 86982350, 93673300, 121775290, 173964700, 243550580, 304438225, 608876450, 1217752900]

約数ペア:

[(1, 1217752900), (2, 608876450), (4, 304438225), (5, 243550580), (7, 173964700), (10, 121775290), (13, 93673300), (14, 86982350), (20, 60887645), (25, 48710116), (26, 46836650), (28, 43491175), (35, 34792940), (49, 24852100), (50, 24355058), (52, 23418325), (65, 18734660), (70, 17396470), (91, 13381900), (98, 12426050), (100, 12177529), (130, 9367330), (140, 8698235), (175, 6958588), (182, 6690950), (196, 6213025), (245, 4970420), (260, 4683665), (325, 3746932), (343, 3550300), (350, 3479294), (364, 3345475), (455, 2676380), (490, 2485210), (637, 1911700), (650, 1873466), (686, 1775150), (700, 1739647), (910, 1338190), (980, 1242605), (1225, 994084), (1274, 955850), (1300, 936733), (1372, 887575), (1715, 710060), (1820, 669095), (2275, 535276), (2450, 497042), (2548, 477925), (2731, 445900), (3185, 382340), (3430, 355030), (4459, 273100), (4550, 267638), (4900, 248521), (5462, 222950), (6370, 191170), (6860, 177515), (8575, 142012), (8918, 136550), (9100, 133819), (10924, 111475), (12740, 95585), (13655, 89180), (15925, 76468), (17150, 71006), (17836, 68275), (19117, 63700), (22295, 54620), (27310, 44590), (31850, 38234), (34300, 35503)]