1881018240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51563}}^1$

素因数の和:51604

約数の個数: 128

約数和(自身を含む): 6311433600

約数和(自身を除く): 4430415360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 4560, 6080, 7296, 9120, 12160, 18240, 36480, 51563, 103126, 154689, 206252, 257815, 309378, 412504, 515630, 618756, 773445, 825008, 979697, 1031260, 1237512, 1546890, 1650016, 1959394, 2062520, 2475024, 2939091, 3093780, 3300032, 3918788, 4125040, 4898485, 4950048, 5878182, 6187560, 6600064, 7837576, 8250080, 9796970, 9900096, 11756364, 12375120, 14695455, 15675152, 16500160, 19593940, 19800192, 23512728, 24750240, 29390910, 31350304, 33000320, 39187880, 47025456, 49500480, 58781820, 62700608, 78375760, 94050912, 99000960, 117563640, 125401216, 156751520, 188101824, 235127280, 313503040, 376203648, 470254560, 627006080, 940509120, 1881018240]

約数ペア:

[(1, 1881018240), (2, 940509120), (3, 627006080), (4, 470254560), (5, 376203648), (6, 313503040), (8, 235127280), (10, 188101824), (12, 156751520), (15, 125401216), (16, 117563640), (19, 99000960), (20, 94050912), (24, 78375760), (30, 62700608), (32, 58781820), (38, 49500480), (40, 47025456), (48, 39187880), (57, 33000320), (60, 31350304), (64, 29390910), (76, 24750240), (80, 23512728), (95, 19800192), (96, 19593940), (114, 16500160), (120, 15675152), (128, 14695455), (152, 12375120), (160, 11756364), (190, 9900096), (192, 9796970), (228, 8250080), (240, 7837576), (285, 6600064), (304, 6187560), (320, 5878182), (380, 4950048), (384, 4898485), (456, 4125040), (480, 3918788), (570, 3300032), (608, 3093780), (640, 2939091), (760, 2475024), (912, 2062520), (960, 1959394), (1140, 1650016), (1216, 1546890), (1520, 1237512), (1824, 1031260), (1920, 979697), (2280, 825008), (2432, 773445), (3040, 618756), (3648, 515630), (4560, 412504), (6080, 309378), (7296, 257815), (9120, 206252), (12160, 154689), (18240, 103126), (36480, 51563)]