19542320640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27361}}^1$

素因数の和:27421

約数の個数: 240

約数和(自身を含む): 69866349696

約数和(自身を除く): 50324029056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4608, 4960, 5580, 5760, 5952, 7440, 7680, 7936, 8928, 9920, 11160, 11520, 11904, 14880, 15872, 17856, 19840, 22320, 23040, 23808, 27361, 29760, 35712, 39680, 44640, 47616, 54722, 59520, 71424, 79360, 82083, 89280, 109444, 119040, 136805, 142848, 164166, 178560, 218888, 238080, 246249, 273610, 328332, 357120, 410415, 437776, 492498, 547220, 656664, 714240, 820830, 848191, 875552, 984996, 1094440, 1231245, 1313328, 1641660, 1696382, 1751104, 1969992, 2188880, 2462490, 2544573, 2626656, 3283320, 3392764, 3502208, 3939984, 4240955, 4377760, 4924980, 5089146, 5253312, 6566640, 6785528, 7004416, 7633719, 7879968, 8481910, 8755520, 9849960, 10178292, 10506624, 12722865, 13133280, 13571056, 14008832, 15267438, 15759936, 16963820, 17511040, 19699920, 20356584, 21013248, 25445730, 26266560, 27142112, 30534876, 31519872, 33927640, 35022080, 38168595, 39399840, 40713168, 42026496, 50891460, 52533120, 54284224, 61069752, 63039744, 67855280, 70044160, 76337190, 78799680, 81426336, 101782920, 105066240, 108568448, 122139504, 126079488, 135710560, 152674380, 157599360, 162852672, 203565840, 210132480, 217136896, 244279008, 271421120, 305348760, 315198720, 325705344, 407131680, 434273792, 488558016, 542842240, 610697520, 630397440, 651410688, 814263360, 977116032, 1085684480, 1221395040, 1302821376, 1628526720, 1954232064, 2171368960, 2442790080, 3257053440, 3908464128, 4885580160, 6514106880, 9771160320, 19542320640]

約数ペア:

[(1, 19542320640), (2, 9771160320), (3, 6514106880), (4, 4885580160), (5, 3908464128), (6, 3257053440), (8, 2442790080), (9, 2171368960), (10, 1954232064), (12, 1628526720), (15, 1302821376), (16, 1221395040), (18, 1085684480), (20, 977116032), (24, 814263360), (30, 651410688), (31, 630397440), (32, 610697520), (36, 542842240), (40, 488558016), (45, 434273792), (48, 407131680), (60, 325705344), (62, 315198720), (64, 305348760), (72, 271421120), (80, 244279008), (90, 217136896), (93, 210132480), (96, 203565840), (120, 162852672), (124, 157599360), (128, 152674380), (144, 135710560), (155, 126079488), (160, 122139504), (180, 108568448), (186, 105066240), (192, 101782920), (240, 81426336), (248, 78799680), (256, 76337190), (279, 70044160), (288, 67855280), (310, 63039744), (320, 61069752), (360, 54284224), (372, 52533120), (384, 50891460), (465, 42026496), (480, 40713168), (496, 39399840), (512, 38168595), (558, 35022080), (576, 33927640), (620, 31519872), (640, 30534876), (720, 27142112), (744, 26266560), (768, 25445730), (930, 21013248), (960, 20356584), (992, 19699920), (1116, 17511040), (1152, 16963820), (1240, 15759936), (1280, 15267438), (1395, 14008832), (1440, 13571056), (1488, 13133280), (1536, 12722865), (1860, 10506624), (1920, 10178292), (1984, 9849960), (2232, 8755520), (2304, 8481910), (2480, 7879968), (2560, 7633719), (2790, 7004416), (2880, 6785528), (2976, 6566640), (3720, 5253312), (3840, 5089146), (3968, 4924980), (4464, 4377760), (4608, 4240955), (4960, 3939984), (5580, 3502208), (5760, 3392764), (5952, 3283320), (7440, 2626656), (7680, 2544573), (7936, 2462490), (8928, 2188880), (9920, 1969992), (11160, 1751104), (11520, 1696382), (11904, 1641660), (14880, 1313328), (15872, 1231245), (17856, 1094440), (19840, 984996), (22320, 875552), (23040, 848191), (23808, 820830), (27361, 714240), (29760, 656664), (35712, 547220), (39680, 492498), (44640, 437776), (47616, 410415), (54722, 357120), (59520, 328332), (71424, 273610), (79360, 246249), (82083, 238080), (89280, 218888), (109444, 178560), (119040, 164166), (136805, 142848)]