31804920

素因数分解:

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

素因数の和:635

約数の個数: 192

約数和(自身を含む): 123530400

約数和(自身を除く): 91725480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 601, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1202, 1260, 1323, 1470, 1512, 1764, 1803, 1890, 1960, 2205, 2404, 2520, 2646, 2940, 3005, 3528, 3606, 3780, 4207, 4410, 4808, 5292, 5409, 5880, 6010, 6615, 7212, 7560, 8414, 8820, 9015, 10584, 10818, 12020, 12621, 13230, 14424, 16227, 16828, 17640, 18030, 21035, 21636, 24040, 25242, 26460, 27045, 29449, 32454, 33656, 36060, 37863, 42070, 43272, 50484, 52920, 54090, 58898, 63105, 64908, 72120, 75726, 81135, 84140, 88347, 100968, 108180, 113589, 117796, 126210, 129816, 147245, 151452, 162270, 168280, 176694, 189315, 216360, 227178, 235592, 252420, 265041, 294490, 302904, 324540, 353388, 378630, 441735, 454356, 504840, 530082, 567945, 588980, 649080, 706776, 757260, 795123, 883470, 908712, 1060164, 1135890, 1177960, 1325205, 1514520, 1590246, 1766940, 2120328, 2271780, 2650410, 3180492, 3533880, 3975615, 4543560, 5300820, 6360984, 7951230, 10601640, 15902460, 31804920]

約数ペア:

[(1, 31804920), (2, 15902460), (3, 10601640), (4, 7951230), (5, 6360984), (6, 5300820), (7, 4543560), (8, 3975615), (9, 3533880), (10, 3180492), (12, 2650410), (14, 2271780), (15, 2120328), (18, 1766940), (20, 1590246), (21, 1514520), (24, 1325205), (27, 1177960), (28, 1135890), (30, 1060164), (35, 908712), (36, 883470), (40, 795123), (42, 757260), (45, 706776), (49, 649080), (54, 588980), (56, 567945), (60, 530082), (63, 504840), (70, 454356), (72, 441735), (84, 378630), (90, 353388), (98, 324540), (105, 302904), (108, 294490), (120, 265041), (126, 252420), (135, 235592), (140, 227178), (147, 216360), (168, 189315), (180, 176694), (189, 168280), (196, 162270), (210, 151452), (216, 147245), (245, 129816), (252, 126210), (270, 117796), (280, 113589), (294, 108180), (315, 100968), (360, 88347), (378, 84140), (392, 81135), (420, 75726), (441, 72120), (490, 64908), (504, 63105), (540, 58898), (588, 54090), (601, 52920), (630, 50484), (735, 43272), (756, 42070), (840, 37863), (882, 36060), (945, 33656), (980, 32454), (1080, 29449), (1176, 27045), (1202, 26460), (1260, 25242), (1323, 24040), (1470, 21636), (1512, 21035), (1764, 18030), (1803, 17640), (1890, 16828), (1960, 16227), (2205, 14424), (2404, 13230), (2520, 12621), (2646, 12020), (2940, 10818), (3005, 10584), (3528, 9015), (3606, 8820), (3780, 8414), (4207, 7560), (4410, 7212), (4808, 6615), (5292, 6010), (5409, 5880)]