2113201920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3181}}^1$

素因数の和:3378

約数の個数: 144

約数和(自身を含む): 6790184352

約数和(自身を除く): 4676982432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 173, 192, 240, 256, 320, 346, 384, 480, 519, 640, 692, 768, 865, 960, 1038, 1280, 1384, 1730, 1920, 2076, 2595, 2768, 3181, 3460, 3840, 4152, 5190, 5536, 6362, 6920, 8304, 9543, 10380, 11072, 12724, 13840, 15905, 16608, 19086, 20760, 22144, 25448, 27680, 31810, 33216, 38172, 41520, 44288, 47715, 50896, 55360, 63620, 66432, 76344, 83040, 95430, 101792, 110720, 127240, 132864, 152688, 166080, 190860, 203584, 221440, 254480, 305376, 332160, 381720, 407168, 508960, 550313, 610752, 664320, 763440, 814336, 1017920, 1100626, 1221504, 1526880, 1650939, 2035840, 2201252, 2443008, 2751565, 3053760, 3301878, 4071680, 4402504, 5503130, 6107520, 6603756, 8254695, 8805008, 11006260, 12215040, 13207512, 16509390, 17610016, 22012520, 26415024, 33018780, 35220032, 44025040, 52830048, 66037560, 70440064, 88050080, 105660096, 132075120, 140880128, 176100160, 211320192, 264150240, 352200320, 422640384, 528300480, 704400640, 1056600960, 2113201920]

約数ペア:

[(1, 2113201920), (2, 1056600960), (3, 704400640), (4, 528300480), (5, 422640384), (6, 352200320), (8, 264150240), (10, 211320192), (12, 176100160), (15, 140880128), (16, 132075120), (20, 105660096), (24, 88050080), (30, 70440064), (32, 66037560), (40, 52830048), (48, 44025040), (60, 35220032), (64, 33018780), (80, 26415024), (96, 22012520), (120, 17610016), (128, 16509390), (160, 13207512), (173, 12215040), (192, 11006260), (240, 8805008), (256, 8254695), (320, 6603756), (346, 6107520), (384, 5503130), (480, 4402504), (519, 4071680), (640, 3301878), (692, 3053760), (768, 2751565), (865, 2443008), (960, 2201252), (1038, 2035840), (1280, 1650939), (1384, 1526880), (1730, 1221504), (1920, 1100626), (2076, 1017920), (2595, 814336), (2768, 763440), (3181, 664320), (3460, 610752), (3840, 550313), (4152, 508960), (5190, 407168), (5536, 381720), (6362, 332160), (6920, 305376), (8304, 254480), (9543, 221440), (10380, 203584), (11072, 190860), (12724, 166080), (13840, 152688), (15905, 132864), (16608, 127240), (19086, 110720), (20760, 101792), (22144, 95430), (25448, 83040), (27680, 76344), (31810, 66432), (33216, 63620), (38172, 55360), (41520, 50896), (44288, 47715)]