280041840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9973}}^1$

素因数の和:10008

約数の個数: 160

約数和(自身を含む): 1038891840

約数和(自身を除く): 758850000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 9360, 9973, 14040, 19946, 28080, 29919, 39892, 49865, 59838, 79784, 89757, 99730, 119676, 129649, 149595, 159568, 179514, 199460, 239352, 259298, 269271, 299190, 359028, 388947, 398920, 448785, 478704, 518596, 538542, 598380, 648245, 718056, 777894, 797840, 897570, 1037192, 1077084, 1166841, 1196760, 1296490, 1346355, 1436112, 1555788, 1795140, 1944735, 2074384, 2154168, 2333682, 2393520, 2592980, 2692710, 3111576, 3500523, 3590280, 3889470, 4308336, 4667364, 5185960, 5385420, 5834205, 6223152, 7001046, 7180560, 7778940, 9334728, 10371920, 10770840, 11668410, 14002092, 15557880, 17502615, 18669456, 21541680, 23336820, 28004184, 31115760, 35005230, 46673640, 56008368, 70010460, 93347280, 140020920, 280041840]

約数ペア:

[(1, 280041840), (2, 140020920), (3, 93347280), (4, 70010460), (5, 56008368), (6, 46673640), (8, 35005230), (9, 31115760), (10, 28004184), (12, 23336820), (13, 21541680), (15, 18669456), (16, 17502615), (18, 15557880), (20, 14002092), (24, 11668410), (26, 10770840), (27, 10371920), (30, 9334728), (36, 7778940), (39, 7180560), (40, 7001046), (45, 6223152), (48, 5834205), (52, 5385420), (54, 5185960), (60, 4667364), (65, 4308336), (72, 3889470), (78, 3590280), (80, 3500523), (90, 3111576), (104, 2692710), (108, 2592980), (117, 2393520), (120, 2333682), (130, 2154168), (135, 2074384), (144, 1944735), (156, 1795140), (180, 1555788), (195, 1436112), (208, 1346355), (216, 1296490), (234, 1196760), (240, 1166841), (260, 1077084), (270, 1037192), (312, 897570), (351, 797840), (360, 777894), (390, 718056), (432, 648245), (468, 598380), (520, 538542), (540, 518596), (585, 478704), (624, 448785), (702, 398920), (720, 388947), (780, 359028), (936, 299190), (1040, 269271), (1080, 259298), (1170, 239352), (1404, 199460), (1560, 179514), (1755, 159568), (1872, 149595), (2160, 129649), (2340, 119676), (2808, 99730), (3120, 89757), (3510, 79784), (4680, 59838), (5616, 49865), (7020, 39892), (9360, 29919), (9973, 28080), (14040, 19946)]