21945641520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{268153}}^1$

素因数の和:268211

約数の個数: 160

約数和(自身を含む): 76610525184

約数和(自身を除く): 54664883664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2728, 3410, 3720, 4092, 5115, 5456, 6820, 7440, 8184, 10230, 13640, 16368, 20460, 27280, 40920, 81840, 268153, 536306, 804459, 1072612, 1340765, 1608918, 2145224, 2681530, 2949683, 3217836, 4022295, 4290448, 5363060, 5899366, 6435672, 8044590, 8312743, 8849049, 10726120, 11798732, 12871344, 14748415, 16089180, 16625486, 17698098, 21452240, 23597464, 24938229, 29496830, 32178360, 33250972, 35396196, 41563715, 44245245, 47194928, 49876458, 58993660, 64356720, 66501944, 70792392, 83127430, 88490490, 91440173, 99752916, 117987320, 124691145, 133003888, 141584784, 166254860, 176980980, 182880346, 199505832, 235974640, 249382290, 274320519, 332509720, 353961960, 365760692, 399011664, 457200865, 498764580, 548641038, 665019440, 707923920, 731521384, 914401730, 997529160, 1097282076, 1371602595, 1463042768, 1828803460, 1995058320, 2194564152, 2743205190, 3657606920, 4389128304, 5486410380, 7315213840, 10972820760, 21945641520]

約数ペア:

[(1, 21945641520), (2, 10972820760), (3, 7315213840), (4, 5486410380), (5, 4389128304), (6, 3657606920), (8, 2743205190), (10, 2194564152), (11, 1995058320), (12, 1828803460), (15, 1463042768), (16, 1371602595), (20, 1097282076), (22, 997529160), (24, 914401730), (30, 731521384), (31, 707923920), (33, 665019440), (40, 548641038), (44, 498764580), (48, 457200865), (55, 399011664), (60, 365760692), (62, 353961960), (66, 332509720), (80, 274320519), (88, 249382290), (93, 235974640), (110, 199505832), (120, 182880346), (124, 176980980), (132, 166254860), (155, 141584784), (165, 133003888), (176, 124691145), (186, 117987320), (220, 99752916), (240, 91440173), (248, 88490490), (264, 83127430), (310, 70792392), (330, 66501944), (341, 64356720), (372, 58993660), (440, 49876458), (465, 47194928), (496, 44245245), (528, 41563715), (620, 35396196), (660, 33250972), (682, 32178360), (744, 29496830), (880, 24938229), (930, 23597464), (1023, 21452240), (1240, 17698098), (1320, 16625486), (1364, 16089180), (1488, 14748415), (1705, 12871344), (1860, 11798732), (2046, 10726120), (2480, 8849049), (2640, 8312743), (2728, 8044590), (3410, 6435672), (3720, 5899366), (4092, 5363060), (5115, 4290448), (5456, 4022295), (6820, 3217836), (7440, 2949683), (8184, 2681530), (10230, 2145224), (13640, 1608918), (16368, 1340765), (20460, 1072612), (27280, 804459), (40920, 536306), (81840, 268153)]