18924866.000000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 357267456

約数和(自身を除く): 245148516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 71, 90, 93, 124, 142, 155, 180, 186, 213, 279, 283, 284, 310, 355, 372, 426, 465, 558, 566, 620, 639, 710, 849, 852, 930, 1065, 1116, 1132, 1278, 1395, 1415, 1420, 1698, 1860, 2130, 2201, 2547, 2556, 2790, 2830, 3195, 3396, 4245, 4260, 4402, 5094, 5580, 5660, 6390, 6603, 8490, 8773, 8804, 10188, 11005, 12735, 12780, 13206, 16980, 17546, 19809, 20093, 22010, 25470, 26319, 26412, 33015, 35092, 39618, 40186, 43865, 44020, 50940, 52638, 60279, 66030, 78957, 79236, 80372, 87730, 99045, 100465, 105276, 120558, 131595, 132060, 157914, 175460, 180837, 198090, 200930, 241116, 263190, 301395, 315828, 361674, 394785, 396180, 401860, 526380, 602790, 622883, 723348, 789570, 904185, 1205580, 1245766, 1579140, 1808370, 1868649, 2491532, 3114415, 3616740, 3737298, 5605947, 6228830, 7474596, 9343245, 11211894, 12457660, 18686490, 22423788, 28029735, 37372980, 56059470, 112118940]

約数ペア:

[(1, 112118940), (2, 56059470), (3, 37372980), (4, 28029735), (5, 22423788), (6, 18686490), (9, 12457660), (10, 11211894), (12, 9343245), (15, 7474596), (18, 6228830), (20, 5605947), (30, 3737298), (31, 3616740), (36, 3114415), (45, 2491532), (60, 1868649), (62, 1808370), (71, 1579140), (90, 1245766), (93, 1205580), (124, 904185), (142, 789570), (155, 723348), (180, 622883), (186, 602790), (213, 526380), (279, 401860), (283, 396180), (284, 394785), (310, 361674), (355, 315828), (372, 301395), (426, 263190), (465, 241116), (558, 200930), (566, 198090), (620, 180837), (639, 175460), (710, 157914), (849, 132060), (852, 131595), (930, 120558), (1065, 105276), (1116, 100465), (1132, 99045), (1278, 87730), (1395, 80372), (1415, 79236), (1420, 78957), (1698, 66030), (1860, 60279), (2130, 52638), (2201, 50940), (2547, 44020), (2556, 43865), (2790, 40186), (2830, 39618), (3195, 35092), (3396, 33015), (4245, 26412), (4260, 26319), (4402, 25470), (5094, 22010), (5580, 20093), (5660, 19809), (6390, 17546), (6603, 16980), (8490, 13206), (8773, 12780), (8804, 12735), (10188, 11005)]