400950

素因数分解:

$2^1\times 3^6\times 5^2\times {\mathrm{11}}^1$

素因数の和:41

約数の個数: 84

約数和(自身を含む): 1219788

約数和(自身を除く): 818838

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 27, 30, 33, 45, 50, 54, 55, 66, 75, 81, 90, 99, 110, 135, 150, 162, 165, 198, 225, 243, 270, 275, 297, 330, 405, 450, 486, 495, 550, 594, 675, 729, 810, 825, 891, 990, 1215, 1350, 1458, 1485, 1650, 1782, 2025, 2430, 2475, 2673, 2970, 3645, 4050, 4455, 4950, 5346, 6075, 7290, 7425, 8019, 8910, 12150, 13365, 14850, 16038, 18225, 22275, 26730, 36450, 40095, 44550, 66825, 80190, 133650, 200475, 400950]

約数ペア:

[(1, 400950), (2, 200475), (3, 133650), (5, 80190), (6, 66825), (9, 44550), (10, 40095), (11, 36450), (15, 26730), (18, 22275), (22, 18225), (25, 16038), (27, 14850), (30, 13365), (33, 12150), (45, 8910), (50, 8019), (54, 7425), (55, 7290), (66, 6075), (75, 5346), (81, 4950), (90, 4455), (99, 4050), (110, 3645), (135, 2970), (150, 2673), (162, 2475), (165, 2430), (198, 2025), (225, 1782), (243, 1650), (270, 1485), (275, 1458), (297, 1350), (330, 1215), (405, 990), (450, 891), (486, 825), (495, 810), (550, 729), (594, 675)]