838865580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3460

約数の個数: 192

約数和(自身を含む): 2917662720

約数和(自身を除く): 2078797140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 124, 133, 140, 155, 186, 190, 210, 217, 228, 266, 285, 310, 372, 380, 399, 420, 434, 465, 532, 570, 589, 620, 651, 665, 798, 868, 930, 1085, 1140, 1178, 1302, 1330, 1596, 1767, 1860, 1995, 2170, 2356, 2604, 2660, 2945, 3255, 3391, 3534, 3990, 4123, 4340, 5890, 6510, 6782, 7068, 7980, 8246, 8835, 10173, 11780, 12369, 13020, 13564, 16492, 16955, 17670, 20346, 20615, 23737, 24738, 33910, 35340, 40692, 41230, 47474, 49476, 50865, 61845, 64429, 67820, 71211, 82460, 94948, 101730, 105121, 118685, 123690, 128858, 142422, 193287, 203460, 210242, 237370, 247380, 257716, 284844, 315363, 322145, 356055, 386574, 420484, 451003, 474740, 525605, 630726, 644290, 712110, 735847, 773148, 902006, 966435, 1051210, 1261452, 1288580, 1353009, 1424220, 1471694, 1576815, 1804012, 1932870, 1997299, 2102420, 2207541, 2255015, 2706018, 2943388, 3153630, 3679235, 3865740, 3994598, 4415082, 4510030, 5412036, 5991897, 6307260, 6765045, 7358470, 7989196, 8830164, 9020060, 9986495, 11037705, 11983794, 13530090, 13981093, 14716940, 19972990, 22075410, 23967588, 27060180, 27962186, 29959485, 39945980, 41943279, 44150820, 55924372, 59918970, 69905465, 83886558, 119837940, 139810930, 167773116, 209716395, 279621860, 419432790, 838865580]

約数ペア:

[(1, 838865580), (2, 419432790), (3, 279621860), (4, 209716395), (5, 167773116), (6, 139810930), (7, 119837940), (10, 83886558), (12, 69905465), (14, 59918970), (15, 55924372), (19, 44150820), (20, 41943279), (21, 39945980), (28, 29959485), (30, 27962186), (31, 27060180), (35, 23967588), (38, 22075410), (42, 19972990), (57, 14716940), (60, 13981093), (62, 13530090), (70, 11983794), (76, 11037705), (84, 9986495), (93, 9020060), (95, 8830164), (105, 7989196), (114, 7358470), (124, 6765045), (133, 6307260), (140, 5991897), (155, 5412036), (186, 4510030), (190, 4415082), (210, 3994598), (217, 3865740), (228, 3679235), (266, 3153630), (285, 2943388), (310, 2706018), (372, 2255015), (380, 2207541), (399, 2102420), (420, 1997299), (434, 1932870), (465, 1804012), (532, 1576815), (570, 1471694), (589, 1424220), (620, 1353009), (651, 1288580), (665, 1261452), (798, 1051210), (868, 966435), (930, 902006), (1085, 773148), (1140, 735847), (1178, 712110), (1302, 644290), (1330, 630726), (1596, 525605), (1767, 474740), (1860, 451003), (1995, 420484), (2170, 386574), (2356, 356055), (2604, 322145), (2660, 315363), (2945, 284844), (3255, 257716), (3391, 247380), (3534, 237370), (3990, 210242), (4123, 203460), (4340, 193287), (5890, 142422), (6510, 128858), (6782, 123690), (7068, 118685), (7980, 105121), (8246, 101730), (8835, 94948), (10173, 82460), (11780, 71211), (12369, 67820), (13020, 64429), (13564, 61845), (16492, 50865), (16955, 49476), (17670, 47474), (20346, 41230), (20615, 40692), (23737, 35340), (24738, 33910)]