18473700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 64440320

約数和(自身を除く): 45966620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 133, 140, 150, 175, 190, 210, 228, 266, 285, 300, 350, 380, 399, 420, 463, 475, 525, 532, 570, 665, 700, 798, 926, 950, 1050, 1140, 1330, 1389, 1425, 1596, 1852, 1900, 1995, 2100, 2315, 2660, 2778, 2850, 3241, 3325, 3990, 4630, 5556, 5700, 6482, 6650, 6945, 7980, 8797, 9260, 9723, 9975, 11575, 12964, 13300, 13890, 16205, 17594, 19446, 19950, 23150, 26391, 27780, 32410, 34725, 35188, 38892, 39900, 43985, 46300, 48615, 52782, 61579, 64820, 69450, 81025, 87970, 97230, 105564, 123158, 131955, 138900, 162050, 175940, 184737, 194460, 219925, 243075, 246316, 263910, 307895, 324100, 369474, 439850, 486150, 527820, 615790, 659775, 738948, 879700, 923685, 972300, 1231580, 1319550, 1539475, 1847370, 2639100, 3078950, 3694740, 4618425, 6157900, 9236850, 18473700]

約数ペア:

[(1, 18473700), (2, 9236850), (3, 6157900), (4, 4618425), (5, 3694740), (6, 3078950), (7, 2639100), (10, 1847370), (12, 1539475), (14, 1319550), (15, 1231580), (19, 972300), (20, 923685), (21, 879700), (25, 738948), (28, 659775), (30, 615790), (35, 527820), (38, 486150), (42, 439850), (50, 369474), (57, 324100), (60, 307895), (70, 263910), (75, 246316), (76, 243075), (84, 219925), (95, 194460), (100, 184737), (105, 175940), (114, 162050), (133, 138900), (140, 131955), (150, 123158), (175, 105564), (190, 97230), (210, 87970), (228, 81025), (266, 69450), (285, 64820), (300, 61579), (350, 52782), (380, 48615), (399, 46300), (420, 43985), (463, 39900), (475, 38892), (525, 35188), (532, 34725), (570, 32410), (665, 27780), (700, 26391), (798, 23150), (926, 19950), (950, 19446), (1050, 17594), (1140, 16205), (1330, 13890), (1389, 13300), (1425, 12964), (1596, 11575), (1852, 9975), (1900, 9723), (1995, 9260), (2100, 8797), (2315, 7980), (2660, 6945), (2778, 6650), (2850, 6482), (3241, 5700), (3325, 5556), (3990, 4630)]