256825703680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{169607}}^1$

素因数の和:169661

約数の個数: 216

約数和(自身を含む): 761306539392

約数和(自身を除く): 504480835712

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 169, 182, 208, 224, 256, 260, 280, 320, 338, 364, 416, 448, 455, 520, 560, 640, 676, 728, 832, 845, 896, 910, 1040, 1120, 1183, 1280, 1352, 1456, 1664, 1690, 1792, 1820, 2080, 2240, 2366, 2704, 2912, 3328, 3380, 3640, 4160, 4480, 4732, 5408, 5824, 5915, 6760, 7280, 8320, 8960, 9464, 10816, 11648, 11830, 13520, 14560, 16640, 18928, 21632, 23296, 23660, 27040, 29120, 37856, 43264, 47320, 54080, 58240, 75712, 94640, 108160, 116480, 151424, 169607, 189280, 216320, 302848, 339214, 378560, 678428, 757120, 848035, 1187249, 1356856, 1514240, 1696070, 2204891, 2374498, 2713712, 3392140, 4409782, 4748996, 5427424, 5936245, 6784280, 8819564, 9497992, 10854848, 11024455, 11872490, 13568560, 15434237, 17639128, 18995984, 21709696, 22048910, 23744980, 27137120, 28663583, 30868474, 35278256, 37991968, 43419392, 44097820, 47489960, 54274240, 57327166, 61736948, 70556512, 75983936, 77171185, 88195640, 94979920, 108548480, 114654332, 123473896, 141113024, 143317915, 151967872, 154342370, 176391280, 189959840, 200645081, 217096960, 229308664, 246947792, 282226048, 286635830, 303935744, 308684740, 352782560, 379919680, 401290162, 458617328, 493895584, 564452096, 573271660, 617369480, 705565120, 759839360, 802580324, 917234656, 987791168, 1003225405, 1146543320, 1234738960, 1411130240, 1519678720, 1605160648, 1834469312, 1975582336, 2006450810, 2293086640, 2469477920, 2822260480, 3210321296, 3668938624, 3951164672, 4012901620, 4586173280, 4938955840, 6420642592, 7337877248, 8025803240, 9172346560, 9877911680, 12841285184, 16051606480, 18344693120, 19755823360, 25682570368, 32103212960, 36689386240, 51365140736, 64206425920, 128412851840, 256825703680]

約数ペア:

[(1, 256825703680), (2, 128412851840), (4, 64206425920), (5, 51365140736), (7, 36689386240), (8, 32103212960), (10, 25682570368), (13, 19755823360), (14, 18344693120), (16, 16051606480), (20, 12841285184), (26, 9877911680), (28, 9172346560), (32, 8025803240), (35, 7337877248), (40, 6420642592), (52, 4938955840), (56, 4586173280), (64, 4012901620), (65, 3951164672), (70, 3668938624), (80, 3210321296), (91, 2822260480), (104, 2469477920), (112, 2293086640), (128, 2006450810), (130, 1975582336), (140, 1834469312), (160, 1605160648), (169, 1519678720), (182, 1411130240), (208, 1234738960), (224, 1146543320), (256, 1003225405), (260, 987791168), (280, 917234656), (320, 802580324), (338, 759839360), (364, 705565120), (416, 617369480), (448, 573271660), (455, 564452096), (520, 493895584), (560, 458617328), (640, 401290162), (676, 379919680), (728, 352782560), (832, 308684740), (845, 303935744), (896, 286635830), (910, 282226048), (1040, 246947792), (1120, 229308664), (1183, 217096960), (1280, 200645081), (1352, 189959840), (1456, 176391280), (1664, 154342370), (1690, 151967872), (1792, 143317915), (1820, 141113024), (2080, 123473896), (2240, 114654332), (2366, 108548480), (2704, 94979920), (2912, 88195640), (3328, 77171185), (3380, 75983936), (3640, 70556512), (4160, 61736948), (4480, 57327166), (4732, 54274240), (5408, 47489960), (5824, 44097820), (5915, 43419392), (6760, 37991968), (7280, 35278256), (8320, 30868474), (8960, 28663583), (9464, 27137120), (10816, 23744980), (11648, 22048910), (11830, 21709696), (13520, 18995984), (14560, 17639128), (16640, 15434237), (18928, 13568560), (21632, 11872490), (23296, 11024455), (23660, 10854848), (27040, 9497992), (29120, 8819564), (37856, 6784280), (43264, 5936245), (47320, 5427424), (54080, 4748996), (58240, 4409782), (75712, 3392140), (94640, 2713712), (108160, 2374498), (116480, 2204891), (151424, 1696070), (169607, 1514240), (189280, 1356856), (216320, 1187249), (302848, 848035), (339214, 757120), (378560, 678428)]