19117080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 128

約数和(自身を含む): 65894400

約数和(自身を除く): 46777320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 571, 620, 744, 837, 930, 1080, 1116, 1142, 1240, 1395, 1674, 1713, 1860, 2232, 2284, 2790, 2855, 3348, 3426, 3720, 4185, 4568, 5139, 5580, 5710, 6696, 6852, 8370, 8565, 10278, 11160, 11420, 13704, 15417, 16740, 17130, 17701, 20556, 22840, 25695, 30834, 33480, 34260, 35402, 41112, 51390, 53103, 61668, 68520, 70804, 77085, 88505, 102780, 106206, 123336, 141608, 154170, 159309, 177010, 205560, 212412, 265515, 308340, 318618, 354020, 424824, 477927, 531030, 616680, 637236, 708040, 796545, 955854, 1062060, 1274472, 1593090, 1911708, 2124120, 2389635, 3186180, 3823416, 4779270, 6372360, 9558540, 19117080]

約数ペア:

[(1, 19117080), (2, 9558540), (3, 6372360), (4, 4779270), (5, 3823416), (6, 3186180), (8, 2389635), (9, 2124120), (10, 1911708), (12, 1593090), (15, 1274472), (18, 1062060), (20, 955854), (24, 796545), (27, 708040), (30, 637236), (31, 616680), (36, 531030), (40, 477927), (45, 424824), (54, 354020), (60, 318618), (62, 308340), (72, 265515), (90, 212412), (93, 205560), (108, 177010), (120, 159309), (124, 154170), (135, 141608), (155, 123336), (180, 106206), (186, 102780), (216, 88505), (248, 77085), (270, 70804), (279, 68520), (310, 61668), (360, 53103), (372, 51390), (465, 41112), (540, 35402), (558, 34260), (571, 33480), (620, 30834), (744, 25695), (837, 22840), (930, 20556), (1080, 17701), (1116, 17130), (1142, 16740), (1240, 15417), (1395, 13704), (1674, 11420), (1713, 11160), (1860, 10278), (2232, 8565), (2284, 8370), (2790, 6852), (2855, 6696), (3348, 5710), (3426, 5580), (3720, 5139), (4185, 4568)]