51493680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:644

約数の個数: 240

約数和(自身を含む): 209611584

約数和(自身を除く): 158117904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 601, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1202, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1803, 1904, 2040, 2142, 2380, 2404, 2448, 2520, 2856, 3005, 3060, 3570, 3606, 4080, 4207, 4284, 4760, 4808, 5040, 5355, 5409, 5712, 6010, 6120, 7140, 7212, 8414, 8568, 9015, 9520, 9616, 10217, 10710, 10818, 12020, 12240, 12621, 14280, 14424, 16828, 17136, 18030, 20434, 21035, 21420, 21636, 24040, 25242, 27045, 28560, 28848, 30651, 33656, 36060, 37863, 40868, 42070, 42840, 43272, 48080, 50484, 51085, 54090, 61302, 63105, 67312, 71519, 72120, 75726, 81736, 84140, 85680, 86544, 91953, 100968, 102170, 108180, 122604, 126210, 143038, 144240, 151452, 153255, 163472, 168280, 183906, 189315, 201936, 204340, 214557, 216360, 245208, 252420, 286076, 302904, 306510, 336560, 357595, 367812, 378630, 408680, 429114, 432720, 459765, 490416, 504840, 572152, 605808, 613020, 643671, 715190, 735624, 757260, 817360, 858228, 919530, 1009680, 1072785, 1144304, 1226040, 1287342, 1430380, 1471248, 1514520, 1716456, 1839060, 2145570, 2452080, 2574684, 2860760, 3029040, 3218355, 3432912, 3678120, 4291140, 5149368, 5721520, 6436710, 7356240, 8582280, 10298736, 12873420, 17164560, 25746840, 51493680]

約数ペア:

[(1, 51493680), (2, 25746840), (3, 17164560), (4, 12873420), (5, 10298736), (6, 8582280), (7, 7356240), (8, 6436710), (9, 5721520), (10, 5149368), (12, 4291140), (14, 3678120), (15, 3432912), (16, 3218355), (17, 3029040), (18, 2860760), (20, 2574684), (21, 2452080), (24, 2145570), (28, 1839060), (30, 1716456), (34, 1514520), (35, 1471248), (36, 1430380), (40, 1287342), (42, 1226040), (45, 1144304), (48, 1072785), (51, 1009680), (56, 919530), (60, 858228), (63, 817360), (68, 757260), (70, 735624), (72, 715190), (80, 643671), (84, 613020), (85, 605808), (90, 572152), (102, 504840), (105, 490416), (112, 459765), (119, 432720), (120, 429114), (126, 408680), (136, 378630), (140, 367812), (144, 357595), (153, 336560), (168, 306510), (170, 302904), (180, 286076), (204, 252420), (210, 245208), (238, 216360), (240, 214557), (252, 204340), (255, 201936), (272, 189315), (280, 183906), (306, 168280), (315, 163472), (336, 153255), (340, 151452), (357, 144240), (360, 143038), (408, 126210), (420, 122604), (476, 108180), (504, 102170), (510, 100968), (560, 91953), (595, 86544), (601, 85680), (612, 84140), (630, 81736), (680, 75726), (714, 72120), (720, 71519), (765, 67312), (816, 63105), (840, 61302), (952, 54090), (1008, 51085), (1020, 50484), (1071, 48080), (1190, 43272), (1202, 42840), (1224, 42070), (1260, 40868), (1360, 37863), (1428, 36060), (1530, 33656), (1680, 30651), (1785, 28848), (1803, 28560), (1904, 27045), (2040, 25242), (2142, 24040), (2380, 21636), (2404, 21420), (2448, 21035), (2520, 20434), (2856, 18030), (3005, 17136), (3060, 16828), (3570, 14424), (3606, 14280), (4080, 12621), (4207, 12240), (4284, 12020), (4760, 10818), (4808, 10710), (5040, 10217), (5355, 9616), (5409, 9520), (5712, 9015), (6010, 8568), (6120, 8414), (7140, 7212)]