18897300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2333}}^1$

素因数の和:2359

約数の個数: 90

約数和(自身を含む): 61283838

約数和(自身を除く): 42386538

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2333, 2700, 4050, 4666, 6999, 8100, 9332, 11665, 13998, 20997, 23330, 27996, 34995, 41994, 46660, 58325, 62991, 69990, 83988, 104985, 116650, 125982, 139980, 174975, 188973, 209970, 233300, 251964, 314955, 349950, 377946, 419940, 524925, 629910, 699900, 755892, 944865, 1049850, 1259820, 1574775, 1889730, 2099700, 3149550, 3779460, 4724325, 6299100, 9448650, 18897300]

約数ペア:

[(1, 18897300), (2, 9448650), (3, 6299100), (4, 4724325), (5, 3779460), (6, 3149550), (9, 2099700), (10, 1889730), (12, 1574775), (15, 1259820), (18, 1049850), (20, 944865), (25, 755892), (27, 699900), (30, 629910), (36, 524925), (45, 419940), (50, 377946), (54, 349950), (60, 314955), (75, 251964), (81, 233300), (90, 209970), (100, 188973), (108, 174975), (135, 139980), (150, 125982), (162, 116650), (180, 104985), (225, 83988), (270, 69990), (300, 62991), (324, 58325), (405, 46660), (450, 41994), (540, 34995), (675, 27996), (810, 23330), (900, 20997), (1350, 13998), (1620, 11665), (2025, 9332), (2333, 8100), (2700, 6999), (4050, 4666)]