1664928720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25411}}^1$

素因数の和:25450

約数の個数: 240

約数和(自身を含む): 6881976192

約数和(自身を除く): 5217047472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 21840, 25411, 32760, 50822, 65520, 76233, 101644, 127055, 152466, 177877, 203288, 228699, 254110, 304932, 330343, 355754, 381165, 406576, 457398, 508220, 533631, 609864, 660686, 711508, 762330, 889385, 914796, 991029, 1016440, 1067262, 1143495, 1219728, 1321372, 1423016, 1524660, 1600893, 1651715, 1778770, 1829592, 1982058, 2032880, 2134524, 2286990, 2312401, 2642744, 2668155, 2846032, 2973087, 3049320, 3201786, 3303430, 3557540, 3659184, 3964116, 4269048, 4573980, 4624802, 4955145, 5285488, 5336310, 5946174, 6098640, 6403572, 6606860, 6937203, 7115080, 7928232, 8004465, 8538096, 9147960, 9249604, 9910290, 10672620, 11562005, 11892348, 12807144, 13213720, 13874406, 14230160, 14865435, 15856464, 16008930, 18295920, 18499208, 19820580, 20811609, 21345240, 23124010, 23784696, 25614288, 26427440, 27748812, 29730870, 32017860, 34686015, 36998416, 39641160, 41623218, 42690480, 46248020, 47569392, 55497624, 59461740, 64035720, 69372030, 79282320, 83246436, 92496040, 104058045, 110995248, 118923480, 128071440, 138744060, 166492872, 184992080, 208116090, 237846960, 277488120, 332985744, 416232180, 554976240, 832464360, 1664928720]

約数ペア:

[(1, 1664928720), (2, 832464360), (3, 554976240), (4, 416232180), (5, 332985744), (6, 277488120), (7, 237846960), (8, 208116090), (9, 184992080), (10, 166492872), (12, 138744060), (13, 128071440), (14, 118923480), (15, 110995248), (16, 104058045), (18, 92496040), (20, 83246436), (21, 79282320), (24, 69372030), (26, 64035720), (28, 59461740), (30, 55497624), (35, 47569392), (36, 46248020), (39, 42690480), (40, 41623218), (42, 39641160), (45, 36998416), (48, 34686015), (52, 32017860), (56, 29730870), (60, 27748812), (63, 26427440), (65, 25614288), (70, 23784696), (72, 23124010), (78, 21345240), (80, 20811609), (84, 19820580), (90, 18499208), (91, 18295920), (104, 16008930), (105, 15856464), (112, 14865435), (117, 14230160), (120, 13874406), (126, 13213720), (130, 12807144), (140, 11892348), (144, 11562005), (156, 10672620), (168, 9910290), (180, 9249604), (182, 9147960), (195, 8538096), (208, 8004465), (210, 7928232), (234, 7115080), (240, 6937203), (252, 6606860), (260, 6403572), (273, 6098640), (280, 5946174), (312, 5336310), (315, 5285488), (336, 4955145), (360, 4624802), (364, 4573980), (390, 4269048), (420, 3964116), (455, 3659184), (468, 3557540), (504, 3303430), (520, 3201786), (546, 3049320), (560, 2973087), (585, 2846032), (624, 2668155), (630, 2642744), (720, 2312401), (728, 2286990), (780, 2134524), (819, 2032880), (840, 1982058), (910, 1829592), (936, 1778770), (1008, 1651715), (1040, 1600893), (1092, 1524660), (1170, 1423016), (1260, 1321372), (1365, 1219728), (1456, 1143495), (1560, 1067262), (1638, 1016440), (1680, 991029), (1820, 914796), (1872, 889385), (2184, 762330), (2340, 711508), (2520, 660686), (2730, 609864), (3120, 533631), (3276, 508220), (3640, 457398), (4095, 406576), (4368, 381165), (4680, 355754), (5040, 330343), (5460, 304932), (6552, 254110), (7280, 228699), (8190, 203288), (9360, 177877), (10920, 152466), (13104, 127055), (16380, 101644), (21840, 76233), (25411, 65520), (32760, 50822)]