388741920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{911}}^1$

素因数の和:1063

約数の個数: 192

約数和(自身を含む): 1412038656

約数和(自身を除く): 1023296736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 127, 140, 160, 168, 210, 224, 240, 254, 280, 336, 381, 420, 480, 508, 560, 635, 672, 762, 840, 889, 911, 1016, 1120, 1270, 1524, 1680, 1778, 1822, 1905, 2032, 2540, 2667, 2733, 3048, 3360, 3556, 3644, 3810, 4064, 4445, 4555, 5080, 5334, 5466, 6096, 6377, 7112, 7288, 7620, 8890, 9110, 10160, 10668, 10932, 12192, 12754, 13335, 13665, 14224, 14576, 15240, 17780, 18220, 19131, 20320, 21336, 21864, 25508, 26670, 27330, 28448, 29152, 30480, 31885, 35560, 36440, 38262, 42672, 43728, 51016, 53340, 54660, 60960, 63770, 71120, 72880, 76524, 85344, 87456, 95655, 102032, 106680, 109320, 115697, 127540, 142240, 145760, 153048, 191310, 204064, 213360, 218640, 231394, 255080, 306096, 347091, 382620, 426720, 437280, 462788, 510160, 578485, 612192, 694182, 765240, 809879, 925576, 1020320, 1156970, 1388364, 1530480, 1619758, 1735455, 1851152, 2313940, 2429637, 2776728, 3060960, 3239516, 3470910, 3702304, 4049395, 4627880, 4859274, 5553456, 6479032, 6941820, 8098790, 9255760, 9718548, 11106912, 12148185, 12958064, 13883640, 16197580, 18511520, 19437096, 24296370, 25916128, 27767280, 32395160, 38874192, 48592740, 55534560, 64790320, 77748384, 97185480, 129580640, 194370960, 388741920]

約数ペア:

[(1, 388741920), (2, 194370960), (3, 129580640), (4, 97185480), (5, 77748384), (6, 64790320), (7, 55534560), (8, 48592740), (10, 38874192), (12, 32395160), (14, 27767280), (15, 25916128), (16, 24296370), (20, 19437096), (21, 18511520), (24, 16197580), (28, 13883640), (30, 12958064), (32, 12148185), (35, 11106912), (40, 9718548), (42, 9255760), (48, 8098790), (56, 6941820), (60, 6479032), (70, 5553456), (80, 4859274), (84, 4627880), (96, 4049395), (105, 3702304), (112, 3470910), (120, 3239516), (127, 3060960), (140, 2776728), (160, 2429637), (168, 2313940), (210, 1851152), (224, 1735455), (240, 1619758), (254, 1530480), (280, 1388364), (336, 1156970), (381, 1020320), (420, 925576), (480, 809879), (508, 765240), (560, 694182), (635, 612192), (672, 578485), (762, 510160), (840, 462788), (889, 437280), (911, 426720), (1016, 382620), (1120, 347091), (1270, 306096), (1524, 255080), (1680, 231394), (1778, 218640), (1822, 213360), (1905, 204064), (2032, 191310), (2540, 153048), (2667, 145760), (2733, 142240), (3048, 127540), (3360, 115697), (3556, 109320), (3644, 106680), (3810, 102032), (4064, 95655), (4445, 87456), (4555, 85344), (5080, 76524), (5334, 72880), (5466, 71120), (6096, 63770), (6377, 60960), (7112, 54660), (7288, 53340), (7620, 51016), (8890, 43728), (9110, 42672), (10160, 38262), (10668, 36440), (10932, 35560), (12192, 31885), (12754, 30480), (13335, 29152), (13665, 28448), (14224, 27330), (14576, 26670), (15240, 25508), (17780, 21864), (18220, 21336), (19131, 20320)]