20184648750

素因数分解:

$2^1\times 3^2\times 5^4\times 7^1\times {\mathrm{256313}}^1$

素因数の和:256348

約数の個数: 120

約数和(自身を含む): 62456545008

約数和(自身を除く): 42271896258

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 210, 225, 250, 315, 350, 375, 450, 525, 625, 630, 750, 875, 1050, 1125, 1250, 1575, 1750, 1875, 2250, 2625, 3150, 3750, 4375, 5250, 5625, 7875, 8750, 11250, 13125, 15750, 26250, 39375, 78750, 256313, 512626, 768939, 1281565, 1537878, 1794191, 2306817, 2563130, 3588382, 3844695, 4613634, 5382573, 6407825, 7689390, 8970955, 10765146, 11534085, 12815650, 16147719, 17941910, 19223475, 23068170, 26912865, 32039125, 32295438, 38446950, 44854775, 53825730, 57670425, 64078250, 80738595, 89709550, 96117375, 115340850, 134564325, 160195625, 161477190, 192234750, 224273875, 269128650, 288352125, 320391250, 403692975, 448547750, 480586875, 576704250, 672821625, 807385950, 961173750, 1121369375, 1345643250, 1441760625, 2018464875, 2242738750, 2883521250, 3364108125, 4036929750, 6728216250, 10092324375, 20184648750]

約数ペア:

[(1, 20184648750), (2, 10092324375), (3, 6728216250), (5, 4036929750), (6, 3364108125), (7, 2883521250), (9, 2242738750), (10, 2018464875), (14, 1441760625), (15, 1345643250), (18, 1121369375), (21, 961173750), (25, 807385950), (30, 672821625), (35, 576704250), (42, 480586875), (45, 448547750), (50, 403692975), (63, 320391250), (70, 288352125), (75, 269128650), (90, 224273875), (105, 192234750), (125, 161477190), (126, 160195625), (150, 134564325), (175, 115340850), (210, 96117375), (225, 89709550), (250, 80738595), (315, 64078250), (350, 57670425), (375, 53825730), (450, 44854775), (525, 38446950), (625, 32295438), (630, 32039125), (750, 26912865), (875, 23068170), (1050, 19223475), (1125, 17941910), (1250, 16147719), (1575, 12815650), (1750, 11534085), (1875, 10765146), (2250, 8970955), (2625, 7689390), (3150, 6407825), (3750, 5382573), (4375, 4613634), (5250, 3844695), (5625, 3588382), (7875, 2563130), (8750, 2306817), (11250, 1794191), (13125, 1537878), (15750, 1281565), (26250, 768939), (39375, 512626), (78750, 256313)]