249606420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1078

約数の個数: 192

約数和(自身を含む): 868761600

約数和(自身を除く): 619155180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 124, 133, 140, 155, 186, 190, 210, 217, 228, 266, 285, 310, 372, 380, 399, 420, 434, 465, 532, 570, 589, 620, 651, 665, 798, 868, 930, 1009, 1085, 1140, 1178, 1302, 1330, 1596, 1767, 1860, 1995, 2018, 2170, 2356, 2604, 2660, 2945, 3027, 3255, 3534, 3990, 4036, 4123, 4340, 5045, 5890, 6054, 6510, 7063, 7068, 7980, 8246, 8835, 10090, 11780, 12108, 12369, 13020, 14126, 15135, 16492, 17670, 19171, 20180, 20615, 21189, 24738, 28252, 30270, 31279, 35315, 35340, 38342, 41230, 42378, 49476, 57513, 60540, 61845, 62558, 70630, 76684, 82460, 84756, 93837, 95855, 105945, 115026, 123690, 125116, 134197, 141260, 156395, 187674, 191710, 211890, 218953, 230052, 247380, 268394, 287565, 312790, 375348, 383420, 402591, 423780, 437906, 469185, 536788, 575130, 594301, 625580, 656859, 670985, 805182, 875812, 938370, 1094765, 1150260, 1188602, 1313718, 1341970, 1610364, 1782903, 1876740, 2012955, 2189530, 2377204, 2627436, 2683940, 2971505, 3284295, 3565806, 4025910, 4160107, 4379060, 5943010, 6568590, 7131612, 8051820, 8320214, 8914515, 11886020, 12480321, 13137180, 16640428, 17829030, 20800535, 24960642, 35658060, 41601070, 49921284, 62401605, 83202140, 124803210, 249606420]

約数ペア:

[(1, 249606420), (2, 124803210), (3, 83202140), (4, 62401605), (5, 49921284), (6, 41601070), (7, 35658060), (10, 24960642), (12, 20800535), (14, 17829030), (15, 16640428), (19, 13137180), (20, 12480321), (21, 11886020), (28, 8914515), (30, 8320214), (31, 8051820), (35, 7131612), (38, 6568590), (42, 5943010), (57, 4379060), (60, 4160107), (62, 4025910), (70, 3565806), (76, 3284295), (84, 2971505), (93, 2683940), (95, 2627436), (105, 2377204), (114, 2189530), (124, 2012955), (133, 1876740), (140, 1782903), (155, 1610364), (186, 1341970), (190, 1313718), (210, 1188602), (217, 1150260), (228, 1094765), (266, 938370), (285, 875812), (310, 805182), (372, 670985), (380, 656859), (399, 625580), (420, 594301), (434, 575130), (465, 536788), (532, 469185), (570, 437906), (589, 423780), (620, 402591), (651, 383420), (665, 375348), (798, 312790), (868, 287565), (930, 268394), (1009, 247380), (1085, 230052), (1140, 218953), (1178, 211890), (1302, 191710), (1330, 187674), (1596, 156395), (1767, 141260), (1860, 134197), (1995, 125116), (2018, 123690), (2170, 115026), (2356, 105945), (2604, 95855), (2660, 93837), (2945, 84756), (3027, 82460), (3255, 76684), (3534, 70630), (3990, 62558), (4036, 61845), (4123, 60540), (4340, 57513), (5045, 49476), (5890, 42378), (6054, 41230), (6510, 38342), (7063, 35340), (7068, 35315), (7980, 31279), (8246, 30270), (8835, 28252), (10090, 24738), (11780, 21189), (12108, 20615), (12369, 20180), (13020, 19171), (14126, 17670), (15135, 16492)]