51475140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 164324160

約数和(自身を除く): 112849020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 59, 60, 74, 90, 111, 118, 131, 148, 177, 180, 185, 222, 236, 262, 295, 333, 354, 370, 393, 444, 524, 531, 555, 590, 655, 666, 708, 740, 786, 885, 1062, 1110, 1179, 1180, 1310, 1332, 1572, 1665, 1770, 1965, 2124, 2183, 2220, 2358, 2620, 2655, 3330, 3540, 3930, 4366, 4716, 4847, 5310, 5895, 6549, 6660, 7729, 7860, 8732, 9694, 10620, 10915, 11790, 13098, 14541, 15458, 19388, 19647, 21830, 23187, 23580, 24235, 26196, 29082, 30916, 32745, 38645, 39294, 43623, 43660, 46374, 48470, 58164, 65490, 69561, 72705, 77290, 78588, 87246, 92748, 96940, 98235, 115935, 130980, 139122, 145410, 154580, 174492, 196470, 218115, 231870, 278244, 285973, 290820, 347805, 392940, 436230, 463740, 571946, 695610, 857919, 872460, 1143892, 1391220, 1429865, 1715838, 2573757, 2859730, 3431676, 4289595, 5147514, 5719460, 8579190, 10295028, 12868785, 17158380, 25737570, 51475140]

約数ペア:

[(1, 51475140), (2, 25737570), (3, 17158380), (4, 12868785), (5, 10295028), (6, 8579190), (9, 5719460), (10, 5147514), (12, 4289595), (15, 3431676), (18, 2859730), (20, 2573757), (30, 1715838), (36, 1429865), (37, 1391220), (45, 1143892), (59, 872460), (60, 857919), (74, 695610), (90, 571946), (111, 463740), (118, 436230), (131, 392940), (148, 347805), (177, 290820), (180, 285973), (185, 278244), (222, 231870), (236, 218115), (262, 196470), (295, 174492), (333, 154580), (354, 145410), (370, 139122), (393, 130980), (444, 115935), (524, 98235), (531, 96940), (555, 92748), (590, 87246), (655, 78588), (666, 77290), (708, 72705), (740, 69561), (786, 65490), (885, 58164), (1062, 48470), (1110, 46374), (1179, 43660), (1180, 43623), (1310, 39294), (1332, 38645), (1572, 32745), (1665, 30916), (1770, 29082), (1965, 26196), (2124, 24235), (2183, 23580), (2220, 23187), (2358, 21830), (2620, 19647), (2655, 19388), (3330, 15458), (3540, 14541), (3930, 13098), (4366, 11790), (4716, 10915), (4847, 10620), (5310, 9694), (5895, 8732), (6549, 7860), (6660, 7729)]