205687800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:750

約数の個数: 144

約数和(自身を含む): 695175000

約数和(自身を除く): 489487200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 229, 300, 360, 450, 458, 499, 600, 687, 900, 916, 998, 1145, 1374, 1497, 1800, 1832, 1996, 2061, 2290, 2495, 2748, 2994, 3435, 3992, 4122, 4491, 4580, 4990, 5496, 5725, 5988, 6870, 7485, 8244, 8982, 9160, 9980, 10305, 11450, 11976, 12475, 13740, 14970, 16488, 17175, 17964, 19960, 20610, 22455, 22900, 24950, 27480, 29940, 34350, 35928, 37425, 41220, 44910, 45800, 49900, 51525, 59880, 68700, 74850, 82440, 89820, 99800, 103050, 112275, 114271, 137400, 149700, 179640, 206100, 224550, 228542, 299400, 342813, 412200, 449100, 457084, 571355, 685626, 898200, 914168, 1028439, 1142710, 1371252, 1714065, 2056878, 2285420, 2742504, 2856775, 3428130, 4113756, 4570840, 5142195, 5713550, 6856260, 8227512, 8570325, 10284390, 11427100, 13712520, 17140650, 20568780, 22854200, 25710975, 34281300, 41137560, 51421950, 68562600, 102843900, 205687800]

約数ペア:

[(1, 205687800), (2, 102843900), (3, 68562600), (4, 51421950), (5, 41137560), (6, 34281300), (8, 25710975), (9, 22854200), (10, 20568780), (12, 17140650), (15, 13712520), (18, 11427100), (20, 10284390), (24, 8570325), (25, 8227512), (30, 6856260), (36, 5713550), (40, 5142195), (45, 4570840), (50, 4113756), (60, 3428130), (72, 2856775), (75, 2742504), (90, 2285420), (100, 2056878), (120, 1714065), (150, 1371252), (180, 1142710), (200, 1028439), (225, 914168), (229, 898200), (300, 685626), (360, 571355), (450, 457084), (458, 449100), (499, 412200), (600, 342813), (687, 299400), (900, 228542), (916, 224550), (998, 206100), (1145, 179640), (1374, 149700), (1497, 137400), (1800, 114271), (1832, 112275), (1996, 103050), (2061, 99800), (2290, 89820), (2495, 82440), (2748, 74850), (2994, 68700), (3435, 59880), (3992, 51525), (4122, 49900), (4491, 45800), (4580, 44910), (4990, 41220), (5496, 37425), (5725, 35928), (5988, 34350), (6870, 29940), (7485, 27480), (8244, 24950), (8982, 22900), (9160, 22455), (9980, 20610), (10305, 19960), (11450, 17964), (11976, 17175), (12475, 16488), (13740, 14970)]