289201950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{2689}}^1$

素因数の和:2946

約数の個数: 72

約数和(自身を含む): 780530400

約数和(自身を除く): 491328450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 239, 450, 478, 717, 1195, 1434, 2151, 2390, 2689, 3585, 4302, 5378, 5975, 7170, 8067, 10755, 11950, 13445, 16134, 17925, 21510, 24201, 26890, 35850, 40335, 48402, 53775, 67225, 80670, 107550, 121005, 134450, 201675, 242010, 403350, 605025, 642671, 1210050, 1285342, 1928013, 3213355, 3856026, 5784039, 6426710, 9640065, 11568078, 16066775, 19280130, 28920195, 32133550, 48200325, 57840390, 96400650, 144600975, 289201950]

約数ペア:

[(1, 289201950), (2, 144600975), (3, 96400650), (5, 57840390), (6, 48200325), (9, 32133550), (10, 28920195), (15, 19280130), (18, 16066775), (25, 11568078), (30, 9640065), (45, 6426710), (50, 5784039), (75, 3856026), (90, 3213355), (150, 1928013), (225, 1285342), (239, 1210050), (450, 642671), (478, 605025), (717, 403350), (1195, 242010), (1434, 201675), (2151, 134450), (2390, 121005), (2689, 107550), (3585, 80670), (4302, 67225), (5378, 53775), (5975, 48402), (7170, 40335), (8067, 35850), (10755, 26890), (11950, 24201), (13445, 21510), (16134, 17925)]