20053081680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{17491}}^1$

素因数の和:17805

約数の個数: 160

約数和(自身を含む): 66059307648

約数和(自身を除く): 46006225968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 281, 340, 408, 510, 562, 680, 816, 843, 1020, 1124, 1360, 1405, 1686, 2040, 2248, 2810, 3372, 4080, 4215, 4496, 4777, 5620, 6744, 8430, 9554, 11240, 13488, 14331, 16860, 17491, 19108, 22480, 23885, 28662, 33720, 34982, 38216, 47770, 52473, 57324, 67440, 69964, 71655, 76432, 87455, 95540, 104946, 114648, 139928, 143310, 174910, 191080, 209892, 229296, 262365, 279856, 286620, 297347, 349820, 382160, 419784, 524730, 573240, 594694, 699640, 839568, 892041, 1049460, 1146480, 1189388, 1399280, 1486735, 1784082, 2098920, 2378776, 2973470, 3568164, 4197840, 4460205, 4757552, 4914971, 5946940, 7136328, 8920410, 9829942, 11893880, 14272656, 14744913, 17840820, 19659884, 23787760, 24574855, 29489826, 35681640, 39319768, 49149710, 58979652, 71363280, 73724565, 78639536, 83554507, 98299420, 117959304, 147449130, 167109014, 196598840, 235918608, 250663521, 294898260, 334218028, 393197680, 417772535, 501327042, 589796520, 668436056, 835545070, 1002654084, 1179593040, 1253317605, 1336872112, 1671090140, 2005308168, 2506635210, 3342180280, 4010616336, 5013270420, 6684360560, 10026540840, 20053081680]

約数ペア:

[(1, 20053081680), (2, 10026540840), (3, 6684360560), (4, 5013270420), (5, 4010616336), (6, 3342180280), (8, 2506635210), (10, 2005308168), (12, 1671090140), (15, 1336872112), (16, 1253317605), (17, 1179593040), (20, 1002654084), (24, 835545070), (30, 668436056), (34, 589796520), (40, 501327042), (48, 417772535), (51, 393197680), (60, 334218028), (68, 294898260), (80, 250663521), (85, 235918608), (102, 196598840), (120, 167109014), (136, 147449130), (170, 117959304), (204, 98299420), (240, 83554507), (255, 78639536), (272, 73724565), (281, 71363280), (340, 58979652), (408, 49149710), (510, 39319768), (562, 35681640), (680, 29489826), (816, 24574855), (843, 23787760), (1020, 19659884), (1124, 17840820), (1360, 14744913), (1405, 14272656), (1686, 11893880), (2040, 9829942), (2248, 8920410), (2810, 7136328), (3372, 5946940), (4080, 4914971), (4215, 4757552), (4496, 4460205), (4777, 4197840), (5620, 3568164), (6744, 2973470), (8430, 2378776), (9554, 2098920), (11240, 1784082), (13488, 1486735), (14331, 1399280), (16860, 1189388), (17491, 1146480), (19108, 1049460), (22480, 892041), (23885, 839568), (28662, 699640), (33720, 594694), (34982, 573240), (38216, 524730), (47770, 419784), (52473, 382160), (57324, 349820), (67440, 297347), (69964, 286620), (71655, 279856), (76432, 262365), (87455, 229296), (95540, 209892), (104946, 191080), (114648, 174910), (139928, 143310)]