140020920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9973}}^1$

素因数の和:10006

約数の個数: 128

約数和(自身を含む): 502689600

約数和(自身を除く): 362668680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 9973, 14040, 19946, 29919, 39892, 49865, 59838, 79784, 89757, 99730, 119676, 129649, 149595, 179514, 199460, 239352, 259298, 269271, 299190, 359028, 388947, 398920, 448785, 518596, 538542, 598380, 648245, 718056, 777894, 897570, 1037192, 1077084, 1166841, 1196760, 1296490, 1346355, 1555788, 1795140, 1944735, 2154168, 2333682, 2592980, 2692710, 3111576, 3500523, 3590280, 3889470, 4667364, 5185960, 5385420, 5834205, 7001046, 7778940, 9334728, 10770840, 11668410, 14002092, 15557880, 17502615, 23336820, 28004184, 35005230, 46673640, 70010460, 140020920]

約数ペア:

[(1, 140020920), (2, 70010460), (3, 46673640), (4, 35005230), (5, 28004184), (6, 23336820), (8, 17502615), (9, 15557880), (10, 14002092), (12, 11668410), (13, 10770840), (15, 9334728), (18, 7778940), (20, 7001046), (24, 5834205), (26, 5385420), (27, 5185960), (30, 4667364), (36, 3889470), (39, 3590280), (40, 3500523), (45, 3111576), (52, 2692710), (54, 2592980), (60, 2333682), (65, 2154168), (72, 1944735), (78, 1795140), (90, 1555788), (104, 1346355), (108, 1296490), (117, 1196760), (120, 1166841), (130, 1077084), (135, 1037192), (156, 897570), (180, 777894), (195, 718056), (216, 648245), (234, 598380), (260, 538542), (270, 518596), (312, 448785), (351, 398920), (360, 388947), (390, 359028), (468, 299190), (520, 269271), (540, 259298), (585, 239352), (702, 199460), (780, 179514), (936, 149595), (1080, 129649), (1170, 119676), (1404, 99730), (1560, 89757), (1755, 79784), (2340, 59838), (2808, 49865), (3510, 39892), (4680, 29919), (7020, 19946), (9973, 14040)]