198702120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:667

約数の個数: 128

約数和(自身を含む): 635299200

約数和(自身を除く): 436597080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 257, 340, 379, 408, 510, 514, 680, 758, 771, 1020, 1028, 1137, 1285, 1516, 1542, 1895, 2040, 2056, 2274, 2570, 3032, 3084, 3790, 3855, 4369, 4548, 5140, 5685, 6168, 6443, 7580, 7710, 8738, 9096, 10280, 11370, 12886, 13107, 15160, 15420, 17476, 19329, 21845, 22740, 25772, 26214, 30840, 32215, 34952, 38658, 43690, 45480, 51544, 52428, 64430, 65535, 77316, 87380, 96645, 97403, 104856, 128860, 131070, 154632, 174760, 193290, 194806, 257720, 262140, 292209, 386580, 389612, 487015, 524280, 584418, 773160, 779224, 974030, 1168836, 1461045, 1655851, 1948060, 2337672, 2922090, 3311702, 3896120, 4967553, 5844180, 6623404, 8279255, 9935106, 11688360, 13246808, 16558510, 19870212, 24837765, 33117020, 39740424, 49675530, 66234040, 99351060, 198702120]

約数ペア:

[(1, 198702120), (2, 99351060), (3, 66234040), (4, 49675530), (5, 39740424), (6, 33117020), (8, 24837765), (10, 19870212), (12, 16558510), (15, 13246808), (17, 11688360), (20, 9935106), (24, 8279255), (30, 6623404), (34, 5844180), (40, 4967553), (51, 3896120), (60, 3311702), (68, 2922090), (85, 2337672), (102, 1948060), (120, 1655851), (136, 1461045), (170, 1168836), (204, 974030), (255, 779224), (257, 773160), (340, 584418), (379, 524280), (408, 487015), (510, 389612), (514, 386580), (680, 292209), (758, 262140), (771, 257720), (1020, 194806), (1028, 193290), (1137, 174760), (1285, 154632), (1516, 131070), (1542, 128860), (1895, 104856), (2040, 97403), (2056, 96645), (2274, 87380), (2570, 77316), (3032, 65535), (3084, 64430), (3790, 52428), (3855, 51544), (4369, 45480), (4548, 43690), (5140, 38658), (5685, 34952), (6168, 32215), (6443, 30840), (7580, 26214), (7710, 25772), (8738, 22740), (9096, 21845), (10280, 19329), (11370, 17476), (12886, 15420), (13107, 15160)]