19935029880

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7351}}^1$

素因数の和:7414

約数の個数: 256

約数和(自身を含む): 69449932800

約数和(自身を除く): 49514902920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 243, 248, 270, 279, 310, 324, 360, 372, 405, 465, 486, 540, 558, 620, 648, 729, 744, 810, 837, 930, 972, 1080, 1116, 1215, 1240, 1395, 1458, 1620, 1674, 1860, 1944, 2187, 2232, 2430, 2511, 2790, 2916, 3240, 3348, 3645, 3720, 4185, 4374, 4860, 5022, 5580, 5832, 6696, 7290, 7351, 7533, 8370, 8748, 9720, 10044, 10935, 11160, 12555, 14580, 14702, 15066, 16740, 17496, 20088, 21870, 22053, 22599, 25110, 29160, 29404, 30132, 33480, 36755, 37665, 43740, 44106, 45198, 50220, 58808, 60264, 66159, 67797, 73510, 75330, 87480, 88212, 90396, 100440, 110265, 112995, 132318, 135594, 147020, 150660, 176424, 180792, 198477, 220530, 225990, 227881, 264636, 271188, 294040, 301320, 330795, 338985, 396954, 441060, 451980, 455762, 529272, 542376, 595431, 661590, 677970, 683643, 793908, 882120, 903960, 911524, 992385, 1139405, 1190862, 1323180, 1355940, 1367286, 1587816, 1786293, 1823048, 1984770, 2050929, 2278810, 2381724, 2646360, 2711880, 2734572, 2977155, 3418215, 3572586, 3969540, 4101858, 4557620, 4763448, 5358879, 5469144, 5954310, 6152787, 6836430, 7145172, 7939080, 8203716, 8931465, 9115240, 10254645, 10717758, 11908620, 12305574, 13672860, 14290344, 16076637, 16407432, 17862930, 18458361, 20509290, 21435516, 23817240, 24611148, 26794395, 27345720, 30763935, 32153274, 35725860, 36916722, 41018580, 42871032, 49222296, 53588790, 55375083, 61527870, 64306548, 71451720, 73833444, 80383185, 82037160, 92291805, 107177580, 110750166, 123055740, 128613096, 147666888, 160766370, 166125249, 184583610, 214355160, 221500332, 246111480, 276875415, 321532740, 332250498, 369167220, 443000664, 498375747, 553750830, 643065480, 664500996, 738334440, 830626245, 996751494, 1107501660, 1329001992, 1661252490, 1993502988, 2215003320, 2491878735, 3322504980, 3987005976, 4983757470, 6645009960, 9967514940, 19935029880]

約数ペア:

[(1, 19935029880), (2, 9967514940), (3, 6645009960), (4, 4983757470), (5, 3987005976), (6, 3322504980), (8, 2491878735), (9, 2215003320), (10, 1993502988), (12, 1661252490), (15, 1329001992), (18, 1107501660), (20, 996751494), (24, 830626245), (27, 738334440), (30, 664500996), (31, 643065480), (36, 553750830), (40, 498375747), (45, 443000664), (54, 369167220), (60, 332250498), (62, 321532740), (72, 276875415), (81, 246111480), (90, 221500332), (93, 214355160), (108, 184583610), (120, 166125249), (124, 160766370), (135, 147666888), (155, 128613096), (162, 123055740), (180, 110750166), (186, 107177580), (216, 92291805), (243, 82037160), (248, 80383185), (270, 73833444), (279, 71451720), (310, 64306548), (324, 61527870), (360, 55375083), (372, 53588790), (405, 49222296), (465, 42871032), (486, 41018580), (540, 36916722), (558, 35725860), (620, 32153274), (648, 30763935), (729, 27345720), (744, 26794395), (810, 24611148), (837, 23817240), (930, 21435516), (972, 20509290), (1080, 18458361), (1116, 17862930), (1215, 16407432), (1240, 16076637), (1395, 14290344), (1458, 13672860), (1620, 12305574), (1674, 11908620), (1860, 10717758), (1944, 10254645), (2187, 9115240), (2232, 8931465), (2430, 8203716), (2511, 7939080), (2790, 7145172), (2916, 6836430), (3240, 6152787), (3348, 5954310), (3645, 5469144), (3720, 5358879), (4185, 4763448), (4374, 4557620), (4860, 4101858), (5022, 3969540), (5580, 3572586), (5832, 3418215), (6696, 2977155), (7290, 2734572), (7351, 2711880), (7533, 2646360), (8370, 2381724), (8748, 2278810), (9720, 2050929), (10044, 1984770), (10935, 1823048), (11160, 1786293), (12555, 1587816), (14580, 1367286), (14702, 1355940), (15066, 1323180), (16740, 1190862), (17496, 1139405), (20088, 992385), (21870, 911524), (22053, 903960), (22599, 882120), (25110, 793908), (29160, 683643), (29404, 677970), (30132, 661590), (33480, 595431), (36755, 542376), (37665, 529272), (43740, 455762), (44106, 451980), (45198, 441060), (50220, 396954), (58808, 338985), (60264, 330795), (66159, 301320), (67797, 294040), (73510, 271188), (75330, 264636), (87480, 227881), (88212, 225990), (90396, 220530), (100440, 198477), (110265, 180792), (112995, 176424), (132318, 150660), (135594, 147020)]