204863760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 240

約数和(自身を含む): 731203200

約数和(自身を除く): 526339440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 89, 90, 92, 115, 120, 138, 139, 144, 178, 180, 184, 207, 230, 240, 267, 276, 278, 345, 356, 360, 368, 414, 417, 445, 460, 534, 552, 556, 690, 695, 712, 720, 801, 828, 834, 890, 920, 1035, 1068, 1104, 1112, 1251, 1335, 1380, 1390, 1424, 1602, 1656, 1668, 1780, 1840, 2047, 2070, 2085, 2136, 2224, 2502, 2670, 2760, 2780, 3197, 3204, 3312, 3336, 3560, 4005, 4094, 4140, 4170, 4272, 5004, 5340, 5520, 5560, 6141, 6255, 6394, 6408, 6672, 7120, 8010, 8188, 8280, 8340, 9591, 10008, 10235, 10680, 11120, 12282, 12371, 12510, 12788, 12816, 15985, 16020, 16376, 16560, 16680, 18423, 19182, 20016, 20470, 21360, 24564, 24742, 25020, 25576, 28773, 30705, 31970, 32040, 32752, 33360, 36846, 37113, 38364, 40940, 47955, 49128, 49484, 50040, 51152, 57546, 61410, 61855, 63940, 64080, 73692, 74226, 76728, 81880, 92115, 95910, 98256, 98968, 100080, 111339, 115092, 122820, 123710, 127880, 143865, 147384, 148452, 153456, 163760, 184230, 185565, 191820, 197936, 222678, 230184, 245640, 247420, 255760, 284533, 287730, 294768, 296904, 368460, 371130, 383640, 445356, 460368, 491280, 494840, 556695, 569066, 575460, 593808, 736920, 742260, 767280, 853599, 890712, 989680, 1113390, 1138132, 1150920, 1422665, 1473840, 1484520, 1707198, 1781424, 2226780, 2276264, 2301840, 2560797, 2845330, 2969040, 3414396, 4267995, 4453560, 4552528, 5121594, 5690660, 6828792, 8535990, 8907120, 10243188, 11381320, 12803985, 13657584, 17071980, 20486376, 22762640, 25607970, 34143960, 40972752, 51215940, 68287920, 102431880, 204863760]

約数ペア:

[(1, 204863760), (2, 102431880), (3, 68287920), (4, 51215940), (5, 40972752), (6, 34143960), (8, 25607970), (9, 22762640), (10, 20486376), (12, 17071980), (15, 13657584), (16, 12803985), (18, 11381320), (20, 10243188), (23, 8907120), (24, 8535990), (30, 6828792), (36, 5690660), (40, 5121594), (45, 4552528), (46, 4453560), (48, 4267995), (60, 3414396), (69, 2969040), (72, 2845330), (80, 2560797), (89, 2301840), (90, 2276264), (92, 2226780), (115, 1781424), (120, 1707198), (138, 1484520), (139, 1473840), (144, 1422665), (178, 1150920), (180, 1138132), (184, 1113390), (207, 989680), (230, 890712), (240, 853599), (267, 767280), (276, 742260), (278, 736920), (345, 593808), (356, 575460), (360, 569066), (368, 556695), (414, 494840), (417, 491280), (445, 460368), (460, 445356), (534, 383640), (552, 371130), (556, 368460), (690, 296904), (695, 294768), (712, 287730), (720, 284533), (801, 255760), (828, 247420), (834, 245640), (890, 230184), (920, 222678), (1035, 197936), (1068, 191820), (1104, 185565), (1112, 184230), (1251, 163760), (1335, 153456), (1380, 148452), (1390, 147384), (1424, 143865), (1602, 127880), (1656, 123710), (1668, 122820), (1780, 115092), (1840, 111339), (2047, 100080), (2070, 98968), (2085, 98256), (2136, 95910), (2224, 92115), (2502, 81880), (2670, 76728), (2760, 74226), (2780, 73692), (3197, 64080), (3204, 63940), (3312, 61855), (3336, 61410), (3560, 57546), (4005, 51152), (4094, 50040), (4140, 49484), (4170, 49128), (4272, 47955), (5004, 40940), (5340, 38364), (5520, 37113), (5560, 36846), (6141, 33360), (6255, 32752), (6394, 32040), (6408, 31970), (6672, 30705), (7120, 28773), (8010, 25576), (8188, 25020), (8280, 24742), (8340, 24564), (9591, 21360), (10008, 20470), (10235, 20016), (10680, 19182), (11120, 18423), (12282, 16680), (12371, 16560), (12510, 16376), (12788, 16020), (12816, 15985)]