18814320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3733}}^1$

素因数の和:3759

約数の個数: 120

約数和(自身を含む): 72230496

約数和(自身を除く): 53416176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3733, 5040, 7466, 11199, 14932, 18665, 22398, 26131, 29864, 33597, 37330, 44796, 52262, 55995, 59728, 67194, 74660, 78393, 89592, 104524, 111990, 130655, 134388, 149320, 156786, 167985, 179184, 209048, 223980, 235179, 261310, 268776, 298640, 313572, 335970, 391965, 418096, 447960, 470358, 522620, 537552, 627144, 671940, 783930, 895920, 940716, 1045240, 1175895, 1254288, 1343880, 1567860, 1881432, 2090480, 2351790, 2687760, 3135720, 3762864, 4703580, 6271440, 9407160, 18814320]

約数ペア:

[(1, 18814320), (2, 9407160), (3, 6271440), (4, 4703580), (5, 3762864), (6, 3135720), (7, 2687760), (8, 2351790), (9, 2090480), (10, 1881432), (12, 1567860), (14, 1343880), (15, 1254288), (16, 1175895), (18, 1045240), (20, 940716), (21, 895920), (24, 783930), (28, 671940), (30, 627144), (35, 537552), (36, 522620), (40, 470358), (42, 447960), (45, 418096), (48, 391965), (56, 335970), (60, 313572), (63, 298640), (70, 268776), (72, 261310), (80, 235179), (84, 223980), (90, 209048), (105, 179184), (112, 167985), (120, 156786), (126, 149320), (140, 134388), (144, 130655), (168, 111990), (180, 104524), (210, 89592), (240, 78393), (252, 74660), (280, 67194), (315, 59728), (336, 55995), (360, 52262), (420, 44796), (504, 37330), (560, 33597), (630, 29864), (720, 26131), (840, 22398), (1008, 18665), (1260, 14932), (1680, 11199), (2520, 7466), (3733, 5040)]