20806468470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{1657}}^1$

素因数の和:1999

約数の個数: 192

約数和(自身を含む): 59499385920

約数和(自身を除く): 38692917450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 29, 30, 34, 45, 51, 58, 85, 87, 90, 102, 145, 153, 170, 174, 255, 261, 283, 290, 306, 435, 493, 510, 522, 566, 765, 849, 870, 986, 1305, 1415, 1479, 1530, 1657, 1698, 2465, 2547, 2610, 2830, 2958, 3314, 4245, 4437, 4811, 4930, 4971, 5094, 7395, 8207, 8285, 8490, 8874, 9622, 9942, 12735, 14433, 14790, 14913, 16414, 16570, 22185, 24055, 24621, 24855, 25470, 28169, 28866, 29826, 41035, 43299, 44370, 48053, 48110, 49242, 49710, 56338, 72165, 73863, 74565, 82070, 84507, 86598, 96106, 123105, 139519, 140845, 144159, 144330, 147726, 149130, 169014, 216495, 240265, 246210, 253521, 279038, 281690, 288318, 369315, 418557, 422535, 432477, 432990, 468931, 480530, 507042, 697595, 720795, 738630, 816901, 837114, 845070, 864954, 937862, 1255671, 1267605, 1395190, 1406793, 1441590, 1633802, 2092785, 2162385, 2344655, 2450703, 2511342, 2535210, 2813586, 4084505, 4185570, 4220379, 4324770, 4689310, 4901406, 6278355, 7033965, 7352109, 7971827, 8169010, 8440758, 12253515, 12556710, 13598999, 14067930, 14704218, 15943654, 21101895, 23915481, 24507030, 27197998, 36760545, 39859135, 40796997, 42203790, 47830962, 67994995, 71746443, 73521090, 79718270, 81593994, 119577405, 122390991, 135989990, 143492886, 203984985, 231182983, 239154810, 244781982, 358732215, 407969970, 462365966, 611954955, 693548949, 717464430, 1155914915, 1223909910, 1387097898, 2080646847, 2311829830, 3467744745, 4161293694, 6935489490, 10403234235, 20806468470]

約数ペア:

[(1, 20806468470), (2, 10403234235), (3, 6935489490), (5, 4161293694), (6, 3467744745), (9, 2311829830), (10, 2080646847), (15, 1387097898), (17, 1223909910), (18, 1155914915), (29, 717464430), (30, 693548949), (34, 611954955), (45, 462365966), (51, 407969970), (58, 358732215), (85, 244781982), (87, 239154810), (90, 231182983), (102, 203984985), (145, 143492886), (153, 135989990), (170, 122390991), (174, 119577405), (255, 81593994), (261, 79718270), (283, 73521090), (290, 71746443), (306, 67994995), (435, 47830962), (493, 42203790), (510, 40796997), (522, 39859135), (566, 36760545), (765, 27197998), (849, 24507030), (870, 23915481), (986, 21101895), (1305, 15943654), (1415, 14704218), (1479, 14067930), (1530, 13598999), (1657, 12556710), (1698, 12253515), (2465, 8440758), (2547, 8169010), (2610, 7971827), (2830, 7352109), (2958, 7033965), (3314, 6278355), (4245, 4901406), (4437, 4689310), (4811, 4324770), (4930, 4220379), (4971, 4185570), (5094, 4084505), (7395, 2813586), (8207, 2535210), (8285, 2511342), (8490, 2450703), (8874, 2344655), (9622, 2162385), (9942, 2092785), (12735, 1633802), (14433, 1441590), (14790, 1406793), (14913, 1395190), (16414, 1267605), (16570, 1255671), (22185, 937862), (24055, 864954), (24621, 845070), (24855, 837114), (25470, 816901), (28169, 738630), (28866, 720795), (29826, 697595), (41035, 507042), (43299, 480530), (44370, 468931), (48053, 432990), (48110, 432477), (49242, 422535), (49710, 418557), (56338, 369315), (72165, 288318), (73863, 281690), (74565, 279038), (82070, 253521), (84507, 246210), (86598, 240265), (96106, 216495), (123105, 169014), (139519, 149130), (140845, 147726), (144159, 144330)]