245614140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 192

約数和(自身を含む): 827366400

約数和(自身を除く): 581752260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 74, 76, 90, 95, 108, 111, 114, 135, 148, 171, 180, 185, 190, 222, 228, 270, 285, 333, 342, 370, 380, 444, 513, 540, 555, 570, 647, 666, 684, 703, 740, 855, 999, 1026, 1110, 1140, 1294, 1332, 1406, 1665, 1710, 1941, 1998, 2052, 2109, 2220, 2565, 2588, 2812, 3235, 3330, 3420, 3515, 3882, 3996, 4218, 4995, 5130, 5823, 6327, 6470, 6660, 7030, 7764, 8436, 9705, 9990, 10260, 10545, 11646, 12293, 12654, 12940, 14060, 17469, 18981, 19410, 19980, 21090, 23292, 23939, 24586, 25308, 29115, 31635, 34938, 36879, 37962, 38820, 42180, 47878, 49172, 58230, 61465, 63270, 69876, 71817, 73758, 75924, 87345, 94905, 95756, 110637, 116460, 119695, 122930, 126540, 143634, 147516, 174690, 184395, 189810, 215451, 221274, 239390, 245860, 287268, 331911, 349380, 359085, 368790, 379620, 430902, 442548, 454841, 478780, 553185, 646353, 663822, 718170, 737580, 861804, 909682, 1077255, 1106370, 1292706, 1327644, 1364523, 1436340, 1659555, 1819364, 2154510, 2212740, 2274205, 2585412, 2729046, 3231765, 3319110, 4093569, 4309020, 4548410, 5458092, 6463530, 6638220, 6822615, 8187138, 9096820, 12280707, 12927060, 13645230, 16374276, 20467845, 24561414, 27290460, 40935690, 49122828, 61403535, 81871380, 122807070, 245614140]

約数ペア:

[(1, 245614140), (2, 122807070), (3, 81871380), (4, 61403535), (5, 49122828), (6, 40935690), (9, 27290460), (10, 24561414), (12, 20467845), (15, 16374276), (18, 13645230), (19, 12927060), (20, 12280707), (27, 9096820), (30, 8187138), (36, 6822615), (37, 6638220), (38, 6463530), (45, 5458092), (54, 4548410), (57, 4309020), (60, 4093569), (74, 3319110), (76, 3231765), (90, 2729046), (95, 2585412), (108, 2274205), (111, 2212740), (114, 2154510), (135, 1819364), (148, 1659555), (171, 1436340), (180, 1364523), (185, 1327644), (190, 1292706), (222, 1106370), (228, 1077255), (270, 909682), (285, 861804), (333, 737580), (342, 718170), (370, 663822), (380, 646353), (444, 553185), (513, 478780), (540, 454841), (555, 442548), (570, 430902), (647, 379620), (666, 368790), (684, 359085), (703, 349380), (740, 331911), (855, 287268), (999, 245860), (1026, 239390), (1110, 221274), (1140, 215451), (1294, 189810), (1332, 184395), (1406, 174690), (1665, 147516), (1710, 143634), (1941, 126540), (1998, 122930), (2052, 119695), (2109, 116460), (2220, 110637), (2565, 95756), (2588, 94905), (2812, 87345), (3235, 75924), (3330, 73758), (3420, 71817), (3515, 69876), (3882, 63270), (3996, 61465), (4218, 58230), (4995, 49172), (5130, 47878), (5823, 42180), (6327, 38820), (6470, 37962), (6660, 36879), (7030, 34938), (7764, 31635), (8436, 29115), (9705, 25308), (9990, 24586), (10260, 23939), (10545, 23292), (11646, 21090), (12293, 19980), (12654, 19410), (12940, 18981), (14060, 17469)]