91899990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 301392000

約数和(自身を除く): 209492010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 229, 234, 245, 273, 294, 315, 343, 390, 441, 455, 458, 490, 546, 585, 630, 637, 686, 687, 735, 819, 882, 910, 1029, 1145, 1170, 1274, 1365, 1374, 1470, 1603, 1638, 1715, 1911, 2058, 2061, 2205, 2290, 2730, 2977, 3087, 3185, 3206, 3430, 3435, 3822, 4095, 4122, 4410, 4459, 4809, 5145, 5733, 5954, 6174, 6370, 6870, 8015, 8190, 8918, 8931, 9555, 9618, 10290, 10305, 11221, 11466, 13377, 14427, 14885, 15435, 16030, 17862, 19110, 20610, 20839, 22295, 22442, 24045, 26754, 26793, 28665, 28854, 29770, 30870, 33663, 40131, 41678, 44590, 44655, 48090, 53586, 56105, 57330, 62517, 66885, 67326, 72135, 78547, 80262, 89310, 100989, 104195, 112210, 125034, 133770, 133965, 144270, 145873, 157094, 168315, 187551, 200655, 201978, 208390, 235641, 267930, 291746, 312585, 336630, 375102, 392735, 401310, 437619, 471282, 504945, 625170, 706923, 729365, 785470, 875238, 937755, 1009890, 1021111, 1178205, 1312857, 1413846, 1458730, 1875510, 2042222, 2188095, 2356410, 2625714, 3063333, 3534615, 4376190, 5105555, 6126666, 6564285, 7069230, 9189999, 10211110, 13128570, 15316665, 18379998, 30633330, 45949995, 91899990]

約数ペア:

[(1, 91899990), (2, 45949995), (3, 30633330), (5, 18379998), (6, 15316665), (7, 13128570), (9, 10211110), (10, 9189999), (13, 7069230), (14, 6564285), (15, 6126666), (18, 5105555), (21, 4376190), (26, 3534615), (30, 3063333), (35, 2625714), (39, 2356410), (42, 2188095), (45, 2042222), (49, 1875510), (63, 1458730), (65, 1413846), (70, 1312857), (78, 1178205), (90, 1021111), (91, 1009890), (98, 937755), (105, 875238), (117, 785470), (126, 729365), (130, 706923), (147, 625170), (182, 504945), (195, 471282), (210, 437619), (229, 401310), (234, 392735), (245, 375102), (273, 336630), (294, 312585), (315, 291746), (343, 267930), (390, 235641), (441, 208390), (455, 201978), (458, 200655), (490, 187551), (546, 168315), (585, 157094), (630, 145873), (637, 144270), (686, 133965), (687, 133770), (735, 125034), (819, 112210), (882, 104195), (910, 100989), (1029, 89310), (1145, 80262), (1170, 78547), (1274, 72135), (1365, 67326), (1374, 66885), (1470, 62517), (1603, 57330), (1638, 56105), (1715, 53586), (1911, 48090), (2058, 44655), (2061, 44590), (2205, 41678), (2290, 40131), (2730, 33663), (2977, 30870), (3087, 29770), (3185, 28854), (3206, 28665), (3430, 26793), (3435, 26754), (3822, 24045), (4095, 22442), (4122, 22295), (4410, 20839), (4459, 20610), (4809, 19110), (5145, 17862), (5733, 16030), (5954, 15435), (6174, 14885), (6370, 14427), (6870, 13377), (8015, 11466), (8190, 11221), (8918, 10305), (8931, 10290), (9555, 9618)]